389675377

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{761}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 510015744

約数和(自身を除く): 120340367

約数列:

[1, 7, 13, 17, 91, 119, 221, 331, 761, 1547, 2317, 4303, 5327, 5627, 9893, 12937, 30121, 39389, 69251, 73151, 90559, 168181, 251891, 512057, 1177267, 1763237, 3274583, 4282147, 22922081, 29975029, 55667911, 389675377]

約数ペア:

[(1, 389675377), (7, 55667911), (13, 29975029), (17, 22922081), (91, 4282147), (119, 3274583), (221, 1763237), (331, 1177267), (761, 512057), (1547, 251891), (2317, 168181), (4303, 90559), (5327, 73151), (5627, 69251), (9893, 39389), (12937, 30121)]