28287672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1033}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 81396480

約数和(自身を除く): 53108808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 163, 168, 326, 489, 652, 978, 1033, 1141, 1304, 1956, 2066, 2282, 3099, 3423, 3912, 4132, 4564, 6198, 6846, 7231, 8264, 9128, 12396, 13692, 14462, 21693, 24792, 27384, 28924, 43386, 57848, 86772, 168379, 173544, 336758, 505137, 673516, 1010274, 1178653, 1347032, 2020548, 2357306, 3535959, 4041096, 4714612, 7071918, 9429224, 14143836, 28287672]

約数ペア:

[(1, 28287672), (2, 14143836), (3, 9429224), (4, 7071918), (6, 4714612), (7, 4041096), (8, 3535959), (12, 2357306), (14, 2020548), (21, 1347032), (24, 1178653), (28, 1010274), (42, 673516), (56, 505137), (84, 336758), (163, 173544), (168, 168379), (326, 86772), (489, 57848), (652, 43386), (978, 28924), (1033, 27384), (1141, 24792), (1304, 21693), (1956, 14462), (2066, 13692), (2282, 12396), (3099, 9128), (3423, 8264), (3912, 7231), (4132, 6846), (4564, 6198)]