39519753

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 68616576

約数和(自身を除く): 29096823

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 361, 399, 401, 741, 1083, 1203, 1729, 2527, 2807, 4693, 5187, 5213, 7581, 7619, 8421, 14079, 15639, 22857, 32851, 36491, 53333, 98553, 99047, 109473, 144761, 159999, 297141, 434283, 693329, 1013327, 1881893, 2079987, 3039981, 5645679, 13173251, 39519753]

約数ペア:

[(1, 39519753), (3, 13173251), (7, 5645679), (13, 3039981), (19, 2079987), (21, 1881893), (39, 1013327), (57, 693329), (91, 434283), (133, 297141), (247, 159999), (273, 144761), (361, 109473), (399, 99047), (401, 98553), (741, 53333), (1083, 36491), (1203, 32851), (1729, 22857), (2527, 15639), (2807, 14079), (4693, 8421), (5187, 7619), (5213, 7581)]