209264406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1421

約数の個数: 64

約数和(自身を含む): 473195520

約数和(自身を除く): 263931114

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 71, 78, 87, 142, 174, 213, 377, 426, 754, 923, 1131, 1303, 1846, 2059, 2262, 2606, 2769, 3909, 4118, 5538, 6177, 7818, 12354, 16939, 26767, 33878, 37787, 50817, 53534, 75574, 80301, 92513, 101634, 113361, 160602, 185026, 226722, 277539, 491231, 555078, 982462, 1202669, 1473693, 2405338, 2682877, 2947386, 3608007, 5365754, 7216014, 8048631, 16097262, 34877401, 69754802, 104632203, 209264406]

約数ペア:

[(1, 209264406), (2, 104632203), (3, 69754802), (6, 34877401), (13, 16097262), (26, 8048631), (29, 7216014), (39, 5365754), (58, 3608007), (71, 2947386), (78, 2682877), (87, 2405338), (142, 1473693), (174, 1202669), (213, 982462), (377, 555078), (426, 491231), (754, 277539), (923, 226722), (1131, 185026), (1303, 160602), (1846, 113361), (2059, 101634), (2262, 92513), (2606, 80301), (2769, 75574), (3909, 53534), (4118, 50817), (5538, 37787), (6177, 33878), (7818, 26767), (12354, 16939)]