22557997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 31380480

約数和(自身を除く): 8822483

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 907, 1309, 1463, 2261, 3553, 6349, 9977, 15419, 17233, 24871, 69839, 107933, 120631, 169609, 189563, 292961, 1187263, 1326941, 2050727, 3222571, 22557997]

約数ペア:

[(1, 22557997), (7, 3222571), (11, 2050727), (17, 1326941), (19, 1187263), (77, 292961), (119, 189563), (133, 169609), (187, 120631), (209, 107933), (323, 69839), (907, 24871), (1309, 17233), (1463, 15419), (2261, 9977), (3553, 6349)]