66821986

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61987}}^1$

素因数の和:62014

約数の個数: 24

約数和(自身を含む): 127199376

約数和(自身を除く): 60377390

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 61987, 123974, 433909, 681857, 867818, 1363714, 3037363, 4772999, 6074726, 9545998, 33410993, 66821986]

約数ペア:

[(1, 66821986), (2, 33410993), (7, 9545998), (11, 6074726), (14, 4772999), (22, 3037363), (49, 1363714), (77, 867818), (98, 681857), (154, 433909), (539, 123974), (1078, 61987)]