217214910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{219409}}^1$

素因数の和:219433

約数の個数: 48

約数和(自身を含む): 616103280

約数和(自身を除く): 398888370

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 219409, 438818, 658227, 1097045, 1316454, 1974681, 2194090, 2413499, 3291135, 3949362, 4826998, 6582270, 7240497, 9873405, 12067495, 14480994, 19746810, 21721491, 24134990, 36202485, 43442982, 72404970, 108607455, 217214910]

約数ペア:

[(1, 217214910), (2, 108607455), (3, 72404970), (5, 43442982), (6, 36202485), (9, 24134990), (10, 21721491), (11, 19746810), (15, 14480994), (18, 12067495), (22, 9873405), (30, 7240497), (33, 6582270), (45, 4826998), (55, 3949362), (66, 3291135), (90, 2413499), (99, 2194090), (110, 1974681), (165, 1316454), (198, 1097045), (330, 658227), (495, 438818), (990, 219409)]