72180812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{26893}}^1$

素因数の和:26969

約数の個数: 24

約数和(自身を含む): 140063952

約数和(自身を除く): 67883140

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 26893, 53786, 107572, 295823, 591646, 1183292, 1640473, 3280946, 6561892, 18045203, 36090406, 72180812]

約数ペア:

[(1, 72180812), (2, 36090406), (4, 18045203), (11, 6561892), (22, 3280946), (44, 1640473), (61, 1183292), (122, 591646), (244, 295823), (671, 107572), (1342, 53786), (2684, 26893)]