1320223597

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1\times {\mathrm{503}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 1672151040

約数和(自身を除く): 351927443

約数列:

[1, 7, 11, 77, 89, 383, 503, 623, 979, 2681, 3521, 4213, 5533, 6853, 29491, 34087, 38731, 44767, 192649, 238609, 313369, 374957, 492437, 1348543, 2119139, 2624699, 3447059, 14833973, 17145761, 120020327, 188603371, 1320223597]

約数ペア:

[(1, 1320223597), (7, 188603371), (11, 120020327), (77, 17145761), (89, 14833973), (383, 3447059), (503, 2624699), (623, 2119139), (979, 1348543), (2681, 492437), (3521, 374957), (4213, 313369), (5533, 238609), (6853, 192649), (29491, 44767), (34087, 38731)]