68996972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{21481}}^1$

素因数の和:21569

約数の個数: 24

約数和(自身を含む): 133532112

約数和(自身を除く): 64535140

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 21481, 42962, 85924, 236291, 472582, 945164, 1568113, 3136226, 6272452, 17249243, 34498486, 68996972]

約数ペア:

[(1, 68996972), (2, 34498486), (4, 17249243), (11, 6272452), (22, 3136226), (44, 1568113), (73, 945164), (146, 472582), (292, 236291), (803, 85924), (1606, 42962), (3212, 21481)]