156739455

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20369}}^1$

素因数の和:20405

約数の個数: 40

約数和(自身を含む): 295772400

約数和(自身を除く): 139032945

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 20369, 61107, 101845, 183321, 305535, 387011, 549963, 916605, 1161033, 1649889, 1935055, 2749815, 3483099, 5805165, 8249445, 10449297, 17415495, 31347891, 52246485, 156739455]

約数ペア:

[(1, 156739455), (3, 52246485), (5, 31347891), (9, 17415495), (15, 10449297), (19, 8249445), (27, 5805165), (45, 3483099), (57, 2749815), (81, 1935055), (95, 1649889), (135, 1161033), (171, 916605), (285, 549963), (405, 387011), (513, 305535), (855, 183321), (1539, 101845), (2565, 61107), (7695, 20369)]