13218772

素因数分解:

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

素因数の和:296

約数の個数: 48

約数和(自身を含む): 27747328

約数和(自身を除く): 14528556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 97, 124, 157, 194, 217, 314, 388, 434, 628, 679, 868, 1099, 1358, 2198, 2716, 3007, 4396, 4867, 6014, 9734, 12028, 15229, 19468, 21049, 30458, 34069, 42098, 60916, 68138, 84196, 106603, 136276, 213206, 426412, 472099, 944198, 1888396, 3304693, 6609386, 13218772]

約数ペア:

[(1, 13218772), (2, 6609386), (4, 3304693), (7, 1888396), (14, 944198), (28, 472099), (31, 426412), (62, 213206), (97, 136276), (124, 106603), (157, 84196), (194, 68138), (217, 60916), (314, 42098), (388, 34069), (434, 30458), (628, 21049), (679, 19468), (868, 15229), (1099, 12028), (1358, 9734), (2198, 6014), (2716, 4867), (3007, 4396)]