28888916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 61762176

約数和(自身を除く): 32873260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 137, 238, 274, 443, 476, 548, 886, 959, 1772, 1918, 2329, 3101, 3836, 4658, 6202, 7531, 9316, 12404, 15062, 16303, 30124, 32606, 52717, 60691, 65212, 105434, 121382, 210868, 242764, 424837, 849674, 1031747, 1699348, 2063494, 4126988, 7222229, 14444458, 28888916]

約数ペア:

[(1, 28888916), (2, 14444458), (4, 7222229), (7, 4126988), (14, 2063494), (17, 1699348), (28, 1031747), (34, 849674), (68, 424837), (119, 242764), (137, 210868), (238, 121382), (274, 105434), (443, 65212), (476, 60691), (548, 52717), (886, 32606), (959, 30124), (1772, 16303), (1918, 15062), (2329, 12404), (3101, 9316), (3836, 7531), (4658, 6202)]