81301896

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86861}}^1$

素因数の和:86886

約数の個数: 48

約数和(自身を含む): 237133260

約数和(自身を除く): 155831364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 86861, 173722, 260583, 347444, 521166, 694888, 781749, 1042332, 1129193, 1563498, 2084664, 2258386, 3126996, 3387579, 4516772, 6253992, 6775158, 9033544, 10162737, 13550316, 20325474, 27100632, 40650948, 81301896]

約数ペア:

[(1, 81301896), (2, 40650948), (3, 27100632), (4, 20325474), (6, 13550316), (8, 10162737), (9, 9033544), (12, 6775158), (13, 6253992), (18, 4516772), (24, 3387579), (26, 3126996), (36, 2258386), (39, 2084664), (52, 1563498), (72, 1129193), (78, 1042332), (104, 781749), (117, 694888), (156, 521166), (234, 347444), (312, 260583), (468, 173722), (936, 86861)]