2145572

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 4591104

約数和(自身を除く): 2445532

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 121, 124, 143, 242, 286, 341, 403, 484, 572, 682, 806, 1331, 1364, 1573, 1612, 2662, 3146, 3751, 4433, 5324, 6292, 7502, 8866, 15004, 17303, 17732, 34606, 41261, 48763, 69212, 82522, 97526, 165044, 195052, 536393, 1072786, 2145572]

約数ペア:

[(1, 2145572), (2, 1072786), (4, 536393), (11, 195052), (13, 165044), (22, 97526), (26, 82522), (31, 69212), (44, 48763), (52, 41261), (62, 34606), (121, 17732), (124, 17303), (143, 15004), (242, 8866), (286, 7502), (341, 6292), (403, 5324), (484, 4433), (572, 3751), (682, 3146), (806, 2662), (1331, 1612), (1364, 1573)]