2806742015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{21379}}^1$

素因数の和:21444

約数の個数: 48

約数和(自身を含む): 4367677440

約数和(自身を除く): 1560935425

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 217, 341, 385, 605, 847, 1085, 1705, 2387, 3751, 4235, 11935, 18755, 21379, 26257, 106895, 131285, 149653, 235169, 662749, 748265, 1175845, 1646183, 2586859, 3313745, 4639243, 7290239, 8230915, 12934295, 18108013, 23196215, 36451195, 51031673, 80192629, 90540065, 255158365, 400963145, 561348403, 2806742015]

約数ペア:

[(1, 2806742015), (5, 561348403), (7, 400963145), (11, 255158365), (31, 90540065), (35, 80192629), (55, 51031673), (77, 36451195), (121, 23196215), (155, 18108013), (217, 12934295), (341, 8230915), (385, 7290239), (605, 4639243), (847, 3313745), (1085, 2586859), (1705, 1646183), (2387, 1175845), (3751, 748265), (4235, 662749), (11935, 235169), (18755, 149653), (21379, 131285), (26257, 106895)]