229379913

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2802

約数の個数: 48

約数和(自身を含む): 404352000

約数和(自身を除く): 174972087

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 171, 213, 399, 497, 639, 1197, 1349, 1491, 2699, 4047, 4473, 8097, 9443, 12141, 18893, 24291, 28329, 51281, 56679, 84987, 153843, 170037, 191629, 358967, 461529, 574887, 1076901, 1341403, 1724661, 3230703, 3640951, 4024209, 10922853, 12072627, 25486657, 32768559, 76459971, 229379913]

約数ペア:

[(1, 229379913), (3, 76459971), (7, 32768559), (9, 25486657), (19, 12072627), (21, 10922853), (57, 4024209), (63, 3640951), (71, 3230703), (133, 1724661), (171, 1341403), (213, 1076901), (399, 574887), (497, 461529), (639, 358967), (1197, 191629), (1349, 170037), (1491, 153843), (2699, 84987), (4047, 56679), (4473, 51281), (8097, 28329), (9443, 24291), (12141, 18893)]