28548915

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 47621952

約数和(自身を除く): 19073037

約数列:

[1, 3, 5, 15, 41, 61, 123, 183, 205, 305, 615, 761, 915, 2283, 2501, 3805, 7503, 11415, 12505, 31201, 37515, 46421, 93603, 139263, 156005, 232105, 468015, 696315, 1903261, 5709783, 9516305, 28548915]

約数ペア:

[(1, 28548915), (3, 9516305), (5, 5709783), (15, 1903261), (41, 696315), (61, 468015), (123, 232105), (183, 156005), (205, 139263), (305, 93603), (615, 46421), (761, 37515), (915, 31201), (2283, 12505), (2501, 11415), (3805, 7503)]