51670305

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 99223488

約数和(自身を除く): 47553183

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 81, 115, 129, 135, 207, 215, 243, 345, 387, 405, 621, 645, 989, 1035, 1161, 1215, 1849, 1863, 1935, 2967, 3105, 3483, 4945, 5547, 5589, 5805, 8901, 9245, 9315, 10449, 14835, 16641, 17415, 26703, 27735, 27945, 42527, 44505, 49923, 52245, 80109, 83205, 127581, 133515, 149769, 212635, 240327, 249615, 382743, 400545, 449307, 637905, 748845, 1148229, 1201635, 1913715, 2246535, 3444687, 5741145, 10334061, 17223435, 51670305]

約数ペア:

[(1, 51670305), (3, 17223435), (5, 10334061), (9, 5741145), (15, 3444687), (23, 2246535), (27, 1913715), (43, 1201635), (45, 1148229), (69, 748845), (81, 637905), (115, 449307), (129, 400545), (135, 382743), (207, 249615), (215, 240327), (243, 212635), (345, 149769), (387, 133515), (405, 127581), (621, 83205), (645, 80109), (989, 52245), (1035, 49923), (1161, 44505), (1215, 42527), (1849, 27945), (1863, 27735), (1935, 26703), (2967, 17415), (3105, 16641), (3483, 14835), (4945, 10449), (5547, 9315), (5589, 9245), (5805, 8901)]