42172938

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 98690592

約数和(自身を除く): 56517654

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 103, 129, 138, 206, 207, 258, 309, 387, 414, 529, 618, 774, 927, 989, 1058, 1587, 1854, 1978, 2369, 2967, 3174, 4429, 4738, 4761, 5934, 7107, 8858, 8901, 9522, 13287, 14214, 17802, 21321, 22747, 26574, 39861, 42642, 45494, 54487, 68241, 79722, 101867, 108974, 136482, 163461, 203734, 204723, 305601, 326922, 409446, 490383, 611202, 916803, 980766, 1833606, 2342941, 4685882, 7028823, 14057646, 21086469, 42172938]

約数ペア:

[(1, 42172938), (2, 21086469), (3, 14057646), (6, 7028823), (9, 4685882), (18, 2342941), (23, 1833606), (43, 980766), (46, 916803), (69, 611202), (86, 490383), (103, 409446), (129, 326922), (138, 305601), (206, 204723), (207, 203734), (258, 163461), (309, 136482), (387, 108974), (414, 101867), (529, 79722), (618, 68241), (774, 54487), (927, 45494), (989, 42642), (1058, 39861), (1587, 26574), (1854, 22747), (1978, 21321), (2369, 17802), (2967, 14214), (3174, 13287), (4429, 9522), (4738, 8901), (4761, 8858), (5934, 7107)]