239307525

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 451953216

約数和(自身を除く): 212645691

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 131, 207, 225, 345, 353, 393, 575, 655, 1035, 1059, 1179, 1725, 1765, 1965, 3013, 3177, 3275, 5175, 5295, 5895, 8119, 8825, 9039, 9825, 15065, 15885, 24357, 26475, 27117, 29475, 40595, 45195, 46243, 73071, 75325, 79425, 121785, 135585, 138729, 202975, 225975, 231215, 365355, 416187, 608925, 677925, 693645, 1063589, 1156075, 1826775, 2080935, 3190767, 3468225, 5317945, 9572301, 10404675, 15953835, 26589725, 47861505, 79769175, 239307525]

約数ペア:

[(1, 239307525), (3, 79769175), (5, 47861505), (9, 26589725), (15, 15953835), (23, 10404675), (25, 9572301), (45, 5317945), (69, 3468225), (75, 3190767), (115, 2080935), (131, 1826775), (207, 1156075), (225, 1063589), (345, 693645), (353, 677925), (393, 608925), (575, 416187), (655, 365355), (1035, 231215), (1059, 225975), (1179, 202975), (1725, 138729), (1765, 135585), (1965, 121785), (3013, 79425), (3177, 75325), (3275, 73071), (5175, 46243), (5295, 45195), (5895, 40595), (8119, 29475), (8825, 27117), (9039, 26475), (9825, 24357), (15065, 15885)]