388304838

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^2\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 882922248

約数和(自身を除く): 494617410

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 113, 174, 226, 227, 261, 339, 454, 522, 678, 681, 841, 1017, 1362, 1682, 2034, 2043, 2523, 3277, 4086, 5046, 6554, 6583, 7569, 9831, 13166, 15138, 19662, 19749, 25651, 29493, 39498, 51302, 58986, 59247, 76953, 95033, 118494, 153906, 190066, 190907, 230859, 285099, 381814, 461718, 570198, 572721, 743879, 855297, 1145442, 1487758, 1710594, 1718163, 2231637, 3436326, 4463274, 6694911, 13389822, 21572491, 43144982, 64717473, 129434946, 194152419, 388304838]

約数ペア:

[(1, 388304838), (2, 194152419), (3, 129434946), (6, 64717473), (9, 43144982), (18, 21572491), (29, 13389822), (58, 6694911), (87, 4463274), (113, 3436326), (174, 2231637), (226, 1718163), (227, 1710594), (261, 1487758), (339, 1145442), (454, 855297), (522, 743879), (678, 572721), (681, 570198), (841, 461718), (1017, 381814), (1362, 285099), (1682, 230859), (2034, 190907), (2043, 190066), (2523, 153906), (3277, 118494), (4086, 95033), (5046, 76953), (6554, 59247), (6583, 58986), (7569, 51302), (9831, 39498), (13166, 29493), (15138, 25651), (19662, 19749)]