15900138

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1684

約数の個数: 40

約数和(自身を含む): 36234660

約数和(自身を除く): 20334522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1609, 1647, 3218, 3294, 4827, 4941, 9654, 9882, 14481, 28962, 43443, 86886, 98149, 130329, 196298, 260658, 294447, 588894, 883341, 1766682, 2650023, 5300046, 7950069, 15900138]

約数ペア:

[(1, 15900138), (2, 7950069), (3, 5300046), (6, 2650023), (9, 1766682), (18, 883341), (27, 588894), (54, 294447), (61, 260658), (81, 196298), (122, 130329), (162, 98149), (183, 86886), (366, 43443), (549, 28962), (1098, 14481), (1609, 9882), (1647, 9654), (3218, 4941), (3294, 4827)]