390924842

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2647}}^1$

素因数の和:2811

約数の個数: 48

約数和(自身を含む): 749850048

約数和(自身を除く): 358925206

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 137, 154, 274, 539, 959, 1078, 1507, 1918, 2647, 3014, 5294, 6713, 10549, 13426, 18529, 21098, 29117, 37058, 58234, 73843, 129703, 147686, 203819, 259406, 362639, 407638, 725278, 1426733, 2538473, 2853466, 3989029, 5076946, 7978058, 17769311, 27923203, 35538622, 55846406, 195462421, 390924842]

約数ペア:

[(1, 390924842), (2, 195462421), (7, 55846406), (11, 35538622), (14, 27923203), (22, 17769311), (49, 7978058), (77, 5076946), (98, 3989029), (137, 2853466), (154, 2538473), (274, 1426733), (539, 725278), (959, 407638), (1078, 362639), (1507, 259406), (1918, 203819), (2647, 147686), (3014, 129703), (5294, 73843), (6713, 58234), (10549, 37058), (13426, 29117), (18529, 21098)]