28288216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{617}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 58067280

約数和(自身を除く): 29779064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 521, 617, 1042, 1234, 2084, 2468, 4168, 4936, 5731, 6787, 11462, 13574, 22924, 27148, 45848, 54296, 321457, 642914, 1285828, 2571656, 3536027, 7072054, 14144108, 28288216]

約数ペア:

[(1, 28288216), (2, 14144108), (4, 7072054), (8, 3536027), (11, 2571656), (22, 1285828), (44, 642914), (88, 321457), (521, 54296), (617, 45848), (1042, 27148), (1234, 22924), (2084, 13574), (2468, 11462), (4168, 6787), (4936, 5731)]