2942037

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5346432

約数和(自身を除く): 2404395

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 67, 119, 123, 153, 201, 287, 357, 369, 469, 603, 697, 861, 1071, 1139, 1407, 2091, 2583, 2747, 3417, 4221, 4879, 6273, 7973, 8241, 10251, 14637, 19229, 23919, 24723, 43911, 46699, 57687, 71757, 140097, 173061, 326893, 420291, 980679, 2942037]

約数ペア:

[(1, 2942037), (3, 980679), (7, 420291), (9, 326893), (17, 173061), (21, 140097), (41, 71757), (51, 57687), (63, 46699), (67, 43911), (119, 24723), (123, 23919), (153, 19229), (201, 14637), (287, 10251), (357, 8241), (369, 7973), (469, 6273), (603, 4879), (697, 4221), (861, 3417), (1071, 2747), (1139, 2583), (1407, 2091)]