677927038

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 1056816288

約数和(自身を除く): 378889250

約数列:

[1, 2, 61, 67, 122, 134, 197, 394, 421, 842, 4087, 8174, 12017, 13199, 24034, 25681, 26398, 28207, 51362, 56414, 82937, 165874, 805139, 1610278, 1720627, 3441254, 5059157, 5556779, 10118314, 11113558, 338963519, 677927038]

約数ペア:

[(1, 677927038), (2, 338963519), (61, 11113558), (67, 10118314), (122, 5556779), (134, 5059157), (197, 3441254), (394, 1720627), (421, 1610278), (842, 805139), (4087, 165874), (8174, 82937), (12017, 56414), (13199, 51362), (24034, 28207), (25681, 26398)]