3956745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 6918912

約数和(自身を除く): 2962167

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 197, 309, 515, 591, 985, 1339, 1545, 2561, 2955, 4017, 6695, 7683, 12805, 20085, 20291, 38415, 60873, 101455, 263783, 304365, 791349, 1318915, 3956745]

約数ペア:

[(1, 3956745), (3, 1318915), (5, 791349), (13, 304365), (15, 263783), (39, 101455), (65, 60873), (103, 38415), (195, 20291), (197, 20085), (309, 12805), (515, 7683), (591, 6695), (985, 4017), (1339, 2955), (1545, 2561)]