201940479

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 338759680

約数和(自身を除く): 136819201

約数列:

[1, 3, 9, 13, 27, 31, 39, 67, 93, 117, 201, 277, 279, 351, 403, 603, 831, 837, 871, 1209, 1809, 2077, 2493, 2613, 3601, 3627, 6231, 7479, 7839, 8587, 10803, 10881, 18559, 18693, 23517, 25761, 27001, 32409, 55677, 56079, 77283, 81003, 97227, 111631, 167031, 231849, 241267, 243009, 334893, 501093, 575329, 723801, 729027, 1004679, 1725987, 2171403, 3014037, 5177961, 6514209, 7479277, 15533883, 22437831, 67313493, 201940479]

約数ペア:

[(1, 201940479), (3, 67313493), (9, 22437831), (13, 15533883), (27, 7479277), (31, 6514209), (39, 5177961), (67, 3014037), (93, 2171403), (117, 1725987), (201, 1004679), (277, 729027), (279, 723801), (351, 575329), (403, 501093), (603, 334893), (831, 243009), (837, 241267), (871, 231849), (1209, 167031), (1809, 111631), (2077, 97227), (2493, 81003), (2613, 77283), (3601, 56079), (3627, 55677), (6231, 32409), (7479, 27001), (7839, 25761), (8587, 23517), (10803, 18693), (10881, 18559)]