201748275

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 373610016

約数和(自身を除く): 171861741

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 73, 75, 173, 213, 219, 225, 355, 365, 519, 639, 657, 865, 1065, 1095, 1557, 1775, 1825, 2595, 3195, 3285, 4325, 5183, 5325, 5475, 7785, 12283, 12629, 12975, 15549, 15975, 16425, 25915, 36849, 37887, 38925, 46647, 61415, 63145, 77745, 110547, 113661, 129575, 184245, 189435, 233235, 307075, 315725, 388725, 552735, 568305, 896659, 921225, 947175, 1166175, 2689977, 2763675, 2841525, 4483295, 8069931, 13449885, 22416475, 40349655, 67249425, 201748275]

約数ペア:

[(1, 201748275), (3, 67249425), (5, 40349655), (9, 22416475), (15, 13449885), (25, 8069931), (45, 4483295), (71, 2841525), (73, 2763675), (75, 2689977), (173, 1166175), (213, 947175), (219, 921225), (225, 896659), (355, 568305), (365, 552735), (519, 388725), (639, 315725), (657, 307075), (865, 233235), (1065, 189435), (1095, 184245), (1557, 129575), (1775, 113661), (1825, 110547), (2595, 77745), (3195, 63145), (3285, 61415), (4325, 46647), (5183, 38925), (5325, 37887), (5475, 36849), (7785, 25915), (12283, 16425), (12629, 15975), (12975, 15549)]