291257655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3067}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 503053824

約数和(自身を除く): 211796169

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 487, 1461, 2435, 3067, 6331, 7305, 9201, 15335, 18993, 31655, 39871, 46005, 94965, 119613, 199355, 598065, 1493629, 4480887, 7468145, 19417177, 22404435, 58251531, 97085885, 291257655]

約数ペア:

[(1, 291257655), (3, 97085885), (5, 58251531), (13, 22404435), (15, 19417177), (39, 7468145), (65, 4480887), (195, 1493629), (487, 598065), (1461, 199355), (2435, 119613), (3067, 94965), (6331, 46005), (7305, 39871), (9201, 31655), (15335, 18993)]