81843848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{733}}^1\times {\mathrm{821}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 162903960

約数和(自身を除く): 81060112

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 733, 821, 1466, 1642, 2932, 3284, 5864, 6568, 12461, 13957, 24922, 27914, 49844, 55828, 99688, 111656, 601793, 1203586, 2407172, 4814344, 10230481, 20460962, 40921924, 81843848]

約数ペア:

[(1, 81843848), (2, 40921924), (4, 20460962), (8, 10230481), (17, 4814344), (34, 2407172), (68, 1203586), (136, 601793), (733, 111656), (821, 99688), (1466, 55828), (1642, 49844), (2932, 27914), (3284, 24922), (5864, 13957), (6568, 12461)]