291227625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19913}}^1$

素因数の和:19947

約数の個数: 48

約数和(自身を含む): 565398288

約数和(自身を除く): 274170663

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1625, 2925, 4875, 14625, 19913, 59739, 99565, 179217, 258869, 298695, 497825, 776607, 896085, 1294345, 1493475, 2329821, 2489125, 3883035, 4480425, 6471725, 7467375, 11649105, 19415175, 22402125, 32358625, 58245525, 97075875, 291227625]

約数ペア:

[(1, 291227625), (3, 97075875), (5, 58245525), (9, 32358625), (13, 22402125), (15, 19415175), (25, 11649105), (39, 7467375), (45, 6471725), (65, 4480425), (75, 3883035), (117, 2489125), (125, 2329821), (195, 1493475), (225, 1294345), (325, 896085), (375, 776607), (585, 497825), (975, 298695), (1125, 258869), (1625, 179217), (2925, 99565), (4875, 59739), (14625, 19913)]