157212458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 258926976

約数和(自身を除く): 101714518

約数列:

[1, 2, 13, 26, 83, 166, 263, 277, 526, 554, 1079, 2158, 3419, 3601, 6838, 7202, 21829, 22991, 43658, 45982, 72851, 145702, 283777, 298883, 567554, 597766, 947063, 1894126, 6046633, 12093266, 78606229, 157212458]

約数ペア:

[(1, 157212458), (2, 78606229), (13, 12093266), (26, 6046633), (83, 1894126), (166, 947063), (263, 597766), (277, 567554), (526, 298883), (554, 283777), (1079, 145702), (2158, 72851), (3419, 45982), (3601, 43658), (6838, 22991), (7202, 21829)]