218306508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 595499520

約数和(自身を除く): 377193012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 113, 211, 218, 226, 327, 339, 422, 436, 452, 633, 654, 678, 763, 791, 844, 1266, 1308, 1356, 1477, 1526, 1582, 2289, 2373, 2532, 2954, 3052, 3164, 4431, 4578, 4746, 5908, 8862, 9156, 9492, 12317, 17724, 22999, 23843, 24634, 36951, 45998, 47686, 49268, 68997, 71529, 73902, 86219, 91996, 95372, 137994, 143058, 147804, 160993, 166901, 172438, 258657, 275988, 286116, 321986, 333802, 344876, 482979, 500703, 517314, 643972, 667604, 965958, 1001406, 1034628, 1931916, 2002812, 2598887, 5197774, 7796661, 10395548, 15593322, 18192209, 31186644, 36384418, 54576627, 72768836, 109153254, 218306508]

約数ペア:

[(1, 218306508), (2, 109153254), (3, 72768836), (4, 54576627), (6, 36384418), (7, 31186644), (12, 18192209), (14, 15593322), (21, 10395548), (28, 7796661), (42, 5197774), (84, 2598887), (109, 2002812), (113, 1931916), (211, 1034628), (218, 1001406), (226, 965958), (327, 667604), (339, 643972), (422, 517314), (436, 500703), (452, 482979), (633, 344876), (654, 333802), (678, 321986), (763, 286116), (791, 275988), (844, 258657), (1266, 172438), (1308, 166901), (1356, 160993), (1477, 147804), (1526, 143058), (1582, 137994), (2289, 95372), (2373, 91996), (2532, 86219), (2954, 73902), (3052, 71529), (3164, 68997), (4431, 49268), (4578, 47686), (4746, 45998), (5908, 36951), (8862, 24634), (9156, 23843), (9492, 22999), (12317, 17724)]