891279928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{2293}}^1$

素因数の和:2948

約数の個数: 64

約数和(自身を含む): 2087723520

約数和(自身を除く): 1196443592

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 631, 1262, 2293, 2524, 4417, 4586, 5048, 6941, 8834, 9172, 13882, 16051, 17668, 18344, 25223, 27764, 32102, 35336, 48587, 50446, 55528, 64204, 97174, 100892, 128408, 176561, 194348, 201784, 353122, 388696, 706244, 1412488, 1446883, 2893766, 5787532, 10128181, 11575064, 15915713, 20256362, 31831426, 40512724, 63662852, 81025448, 111409991, 127325704, 222819982, 445639964, 891279928]

約数ペア:

[(1, 891279928), (2, 445639964), (4, 222819982), (7, 127325704), (8, 111409991), (11, 81025448), (14, 63662852), (22, 40512724), (28, 31831426), (44, 20256362), (56, 15915713), (77, 11575064), (88, 10128181), (154, 5787532), (308, 2893766), (616, 1446883), (631, 1412488), (1262, 706244), (2293, 388696), (2524, 353122), (4417, 201784), (4586, 194348), (5048, 176561), (6941, 128408), (8834, 100892), (9172, 97174), (13882, 64204), (16051, 55528), (17668, 50446), (18344, 48587), (25223, 35336), (27764, 32102)]