3908775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 7360640

約数和(自身を除く): 3451865

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 211, 247, 285, 325, 475, 633, 741, 975, 1055, 1235, 1425, 2743, 3165, 3705, 4009, 5275, 6175, 8229, 12027, 13715, 15825, 18525, 20045, 41145, 52117, 60135, 68575, 100225, 156351, 205725, 260585, 300675, 781755, 1302925, 3908775]

約数ペア:

[(1, 3908775), (3, 1302925), (5, 781755), (13, 300675), (15, 260585), (19, 205725), (25, 156351), (39, 100225), (57, 68575), (65, 60135), (75, 52117), (95, 41145), (195, 20045), (211, 18525), (247, 15825), (285, 13715), (325, 12027), (475, 8229), (633, 6175), (741, 5275), (975, 4009), (1055, 3705), (1235, 3165), (1425, 2743)]