1771315448

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 4043182080

約数和(自身を除く): 2271866632

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 67, 97, 124, 134, 157, 194, 217, 248, 268, 314, 388, 434, 469, 536, 628, 679, 776, 868, 938, 1099, 1256, 1358, 1736, 1876, 2077, 2198, 2716, 3007, 3752, 4154, 4396, 4867, 5432, 6014, 6499, 8308, 8792, 9734, 10519, 12028, 12998, 14539, 15229, 16616, 19468, 21038, 21049, 24056, 25996, 29078, 30458, 34069, 38936, 42076, 42098, 45493, 51992, 58156, 60916, 68138, 73633, 84152, 84196, 90986, 106603, 116312, 121832, 136276, 147266, 168392, 181972, 201469, 213206, 272552, 294532, 326089, 363944, 402938, 426412, 472099, 589064, 652178, 805876, 852824, 944198, 1020343, 1304356, 1410283, 1611752, 1888396, 2040686, 2282623, 2608712, 2820566, 3304693, 3776792, 4081372, 4565246, 5641132, 6609386, 7142401, 8162744, 9130492, 11282264, 13218772, 14284802, 18260984, 26437544, 28569604, 31630633, 57139208, 63261266, 126522532, 221414431, 253045064, 442828862, 885657724, 1771315448]

約数ペア:

[(1, 1771315448), (2, 885657724), (4, 442828862), (7, 253045064), (8, 221414431), (14, 126522532), (28, 63261266), (31, 57139208), (56, 31630633), (62, 28569604), (67, 26437544), (97, 18260984), (124, 14284802), (134, 13218772), (157, 11282264), (194, 9130492), (217, 8162744), (248, 7142401), (268, 6609386), (314, 5641132), (388, 4565246), (434, 4081372), (469, 3776792), (536, 3304693), (628, 2820566), (679, 2608712), (776, 2282623), (868, 2040686), (938, 1888396), (1099, 1611752), (1256, 1410283), (1358, 1304356), (1736, 1020343), (1876, 944198), (2077, 852824), (2198, 805876), (2716, 652178), (3007, 589064), (3752, 472099), (4154, 426412), (4396, 402938), (4867, 363944), (5432, 326089), (6014, 294532), (6499, 272552), (8308, 213206), (8792, 201469), (9734, 181972), (10519, 168392), (12028, 147266), (12998, 136276), (14539, 121832), (15229, 116312), (16616, 106603), (19468, 90986), (21038, 84196), (21049, 84152), (24056, 73633), (25996, 68138), (29078, 60916), (30458, 58156), (34069, 51992), (38936, 45493), (42076, 42098)]