15974497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 21427200

約数和(自身を除く): 5452703

約数列:

[1, 7, 11, 19, 61, 77, 133, 179, 209, 427, 671, 1159, 1253, 1463, 1969, 3401, 4697, 8113, 10919, 12749, 13783, 23807, 37411, 76433, 89243, 120109, 207461, 261877, 840763, 1452227, 2282071, 15974497]

約数ペア:

[(1, 15974497), (7, 2282071), (11, 1452227), (19, 840763), (61, 261877), (77, 207461), (133, 120109), (179, 89243), (209, 76433), (427, 37411), (671, 23807), (1159, 13783), (1253, 12749), (1463, 10919), (1969, 8113), (3401, 4697)]