81213936

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{27737}}^1$

素因数の和:27809

約数の個数: 40

約数和(自身を含む): 213249744

約数和(自身を除く): 132035808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 27737, 55474, 83211, 110948, 166422, 221896, 332844, 443792, 665688, 1331376, 1691957, 3383914, 5075871, 6767828, 10151742, 13535656, 20303484, 27071312, 40606968, 81213936]

約数ペア:

[(1, 81213936), (2, 40606968), (3, 27071312), (4, 20303484), (6, 13535656), (8, 10151742), (12, 6767828), (16, 5075871), (24, 3383914), (48, 1691957), (61, 1331376), (122, 665688), (183, 443792), (244, 332844), (366, 221896), (488, 166422), (732, 110948), (976, 83211), (1464, 55474), (2928, 27737)]