15540238

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 27998208

約数和(自身を除く): 12457970

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 587, 854, 1174, 1891, 3782, 4109, 8218, 13237, 18197, 26474, 35807, 36394, 71614, 127379, 250649, 254758, 501298, 1110017, 2220034, 7770119, 15540238]

約数ペア:

[(1, 15540238), (2, 7770119), (7, 2220034), (14, 1110017), (31, 501298), (61, 254758), (62, 250649), (122, 127379), (217, 71614), (427, 36394), (434, 35807), (587, 26474), (854, 18197), (1174, 13237), (1891, 8218), (3782, 4109)]