12985579915

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{7517}}^1$

素因数の和:8188

約数の個数: 48

約数和(自身を含む): 19808185824

約数和(自身を除く): 6822605909

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 641, 2695, 3205, 4487, 7051, 7517, 22435, 31409, 35255, 37585, 49357, 52619, 82687, 157045, 246785, 263095, 345499, 368333, 413435, 578809, 1727495, 1841665, 2894045, 4051663, 4818397, 20258315, 24091985, 33728779, 53002367, 168643895, 236101453, 265011835, 371016569, 1180507265, 1855082845, 2597115983, 12985579915]

約数ペア:

[(1, 12985579915), (5, 2597115983), (7, 1855082845), (11, 1180507265), (35, 371016569), (49, 265011835), (55, 236101453), (77, 168643895), (245, 53002367), (385, 33728779), (539, 24091985), (641, 20258315), (2695, 4818397), (3205, 4051663), (4487, 2894045), (7051, 1841665), (7517, 1727495), (22435, 578809), (31409, 413435), (35255, 368333), (37585, 345499), (49357, 263095), (52619, 246785), (82687, 157045)]