215683402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{1487}}^1$

素因数の和:1866

約数の個数: 32

約数和(自身を含む): 372833280

約数和(自身を除く): 157149878

約数列:

[1, 2, 11, 19, 22, 38, 209, 347, 418, 694, 1487, 2974, 3817, 6593, 7634, 13186, 16357, 28253, 32714, 56506, 72523, 145046, 310783, 515989, 621566, 1031978, 5675879, 9803791, 11351758, 19607582, 107841701, 215683402]

約数ペア:

[(1, 215683402), (2, 107841701), (11, 19607582), (19, 11351758), (22, 9803791), (38, 5675879), (209, 1031978), (347, 621566), (418, 515989), (694, 310783), (1487, 145046), (2974, 72523), (3817, 56506), (6593, 32714), (7634, 28253), (13186, 16357)]