31709286

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 81216000

約数和(自身を除く): 49506714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 149, 189, 298, 378, 447, 563, 894, 1043, 1126, 1341, 1689, 2086, 2682, 3129, 3378, 3941, 4023, 5067, 6258, 7882, 8046, 9387, 10134, 11823, 15201, 18774, 23646, 28161, 30402, 35469, 56322, 70938, 83887, 106407, 167774, 212814, 251661, 503322, 587209, 754983, 1174418, 1509966, 1761627, 2264949, 3523254, 4529898, 5284881, 10569762, 15854643, 31709286]

約数ペア:

[(1, 31709286), (2, 15854643), (3, 10569762), (6, 5284881), (7, 4529898), (9, 3523254), (14, 2264949), (18, 1761627), (21, 1509966), (27, 1174418), (42, 754983), (54, 587209), (63, 503322), (126, 251661), (149, 212814), (189, 167774), (298, 106407), (378, 83887), (447, 70938), (563, 56322), (894, 35469), (1043, 30402), (1126, 28161), (1341, 23646), (1689, 18774), (2086, 15201), (2682, 11823), (3129, 10134), (3378, 9387), (3941, 8046), (4023, 7882), (5067, 6258)]