121211530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 256981248

約数和(自身を除く): 135769718

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 53, 55, 85, 106, 110, 170, 187, 265, 374, 530, 583, 901, 935, 1166, 1223, 1802, 1870, 2446, 2915, 4505, 5830, 6115, 9010, 9911, 12230, 13453, 19822, 20791, 26906, 41582, 49555, 64819, 67265, 99110, 103955, 129638, 134530, 207910, 228701, 324095, 457402, 648190, 713009, 1101923, 1143505, 1426018, 2203846, 2287010, 3565045, 5509615, 7130090, 11019230, 12121153, 24242306, 60605765, 121211530]

約数ペア:

[(1, 121211530), (2, 60605765), (5, 24242306), (10, 12121153), (11, 11019230), (17, 7130090), (22, 5509615), (34, 3565045), (53, 2287010), (55, 2203846), (85, 1426018), (106, 1143505), (110, 1101923), (170, 713009), (187, 648190), (265, 457402), (374, 324095), (530, 228701), (583, 207910), (901, 134530), (935, 129638), (1166, 103955), (1223, 99110), (1802, 67265), (1870, 64819), (2446, 49555), (2915, 41582), (4505, 26906), (5830, 20791), (6115, 19822), (9010, 13453), (9911, 12230)]