28856835

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 60821280

約数和(自身を除く): 31964445

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 569, 735, 805, 1035, 1127, 1449, 1707, 2205, 2415, 2845, 3381, 3983, 5121, 5635, 7245, 8535, 10143, 11949, 13087, 16905, 19915, 25605, 27881, 35847, 39261, 50715, 59745, 65435, 83643, 91609, 117783, 139405, 179235, 196305, 250929, 274827, 418215, 458045, 588915, 641263, 824481, 1254645, 1374135, 1923789, 3206315, 4122405, 5771367, 9618945, 28856835]

約数ペア:

[(1, 28856835), (3, 9618945), (5, 5771367), (7, 4122405), (9, 3206315), (15, 1923789), (21, 1374135), (23, 1254645), (35, 824481), (45, 641263), (49, 588915), (63, 458045), (69, 418215), (105, 274827), (115, 250929), (147, 196305), (161, 179235), (207, 139405), (245, 117783), (315, 91609), (345, 83643), (441, 65435), (483, 59745), (569, 50715), (735, 39261), (805, 35847), (1035, 27881), (1127, 25605), (1449, 19915), (1707, 16905), (2205, 13087), (2415, 11949), (2845, 10143), (3381, 8535), (3983, 7245), (5121, 5635)]