142728747

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 221798400

約数和(自身を除く): 79069653

約数列:

[1, 3, 7, 21, 79, 227, 237, 379, 553, 681, 1137, 1589, 1659, 2653, 4767, 7959, 17933, 29941, 53799, 86033, 89823, 125531, 209587, 258099, 376593, 602231, 628761, 1806693, 6796607, 20389821, 47576249, 142728747]

約数ペア:

[(1, 142728747), (3, 47576249), (7, 20389821), (21, 6796607), (79, 1806693), (227, 628761), (237, 602231), (379, 376593), (553, 258099), (681, 209587), (1137, 125531), (1589, 89823), (1659, 86033), (2653, 53799), (4767, 29941), (7959, 17933)]