208151412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{4481}}^1$

素因数の和:4581

約数の個数: 72

約数和(自身を含む): 572261760

約数和(自身を除く): 364110348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 4481, 6636, 7742, 8962, 11613, 13443, 15484, 17924, 23226, 26886, 31367, 46452, 53772, 62734, 94101, 125468, 188202, 219569, 353999, 376404, 439138, 658707, 707998, 878276, 1061997, 1317414, 1415996, 2123994, 2477993, 2634828, 4247988, 4955986, 7433979, 9911972, 14867958, 17345951, 29735916, 34691902, 52037853, 69383804, 104075706, 208151412]

約数ペア:

[(1, 208151412), (2, 104075706), (3, 69383804), (4, 52037853), (6, 34691902), (7, 29735916), (12, 17345951), (14, 14867958), (21, 9911972), (28, 7433979), (42, 4955986), (49, 4247988), (79, 2634828), (84, 2477993), (98, 2123994), (147, 1415996), (158, 1317414), (196, 1061997), (237, 878276), (294, 707998), (316, 658707), (474, 439138), (553, 376404), (588, 353999), (948, 219569), (1106, 188202), (1659, 125468), (2212, 94101), (3318, 62734), (3871, 53772), (4481, 46452), (6636, 31367), (7742, 26886), (8962, 23226), (11613, 17924), (13443, 15484)]