28937213883

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1\times {\mathrm{1151}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 44295413760

約数和(自身を除く): 15358199877

約数列:

[1, 3, 9, 19, 57, 171, 233, 631, 699, 1151, 1893, 2097, 3453, 4427, 5679, 10359, 11989, 13281, 21869, 35967, 39843, 65607, 107901, 147023, 196821, 268183, 441069, 726281, 804549, 1323207, 2178843, 2413647, 2793437, 5095477, 6536529, 8380311, 13799339, 15286431, 25140933, 41398017, 45859293, 124194051, 169223473, 507670419, 1523011257, 3215245987, 9645737961, 28937213883]

約数ペア:

[(1, 28937213883), (3, 9645737961), (9, 3215245987), (19, 1523011257), (57, 507670419), (171, 169223473), (233, 124194051), (631, 45859293), (699, 41398017), (1151, 25140933), (1893, 15286431), (2097, 13799339), (3453, 8380311), (4427, 6536529), (5679, 5095477), (10359, 2793437), (11989, 2413647), (13281, 2178843), (21869, 1323207), (35967, 804549), (39843, 726281), (65607, 441069), (107901, 268183), (147023, 196821)]