347907428

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 677351808

約数和(自身を除く): 329444380

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 404, 484, 647, 1111, 1294, 1331, 2222, 2588, 2662, 4444, 5324, 7117, 12221, 14234, 24442, 28468, 48884, 65347, 78287, 130694, 134431, 156574, 261388, 268862, 313148, 537724, 718817, 861157, 1437634, 1722314, 2875268, 3444628, 7906987, 15813974, 31627948, 86976857, 173953714, 347907428]

約数ペア:

[(1, 347907428), (2, 173953714), (4, 86976857), (11, 31627948), (22, 15813974), (44, 7906987), (101, 3444628), (121, 2875268), (202, 1722314), (242, 1437634), (404, 861157), (484, 718817), (647, 537724), (1111, 313148), (1294, 268862), (1331, 261388), (2222, 156574), (2588, 134431), (2662, 130694), (4444, 78287), (5324, 65347), (7117, 48884), (12221, 28468), (14234, 24442)]