2019935475

素因数分解:

$3^4\times 5^2\times {\mathrm{241}}^1\times {\mathrm{4139}}^1$

素因数の和:4402

約数の個数: 60

約数和(自身を含む): 3758051880

約数和(自身を除く): 1738116405

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 241, 405, 675, 723, 1205, 2025, 2169, 3615, 4139, 6025, 6507, 10845, 12417, 18075, 19521, 20695, 32535, 37251, 54225, 62085, 97605, 103475, 111753, 162675, 186255, 310425, 335259, 488025, 558765, 931275, 997499, 1676295, 2793825, 2992497, 4987495, 8381475, 8977491, 14962485, 24937475, 26932473, 44887455, 74812425, 80797419, 134662365, 224437275, 403987095, 673311825, 2019935475]

約数ペア:

[(1, 2019935475), (3, 673311825), (5, 403987095), (9, 224437275), (15, 134662365), (25, 80797419), (27, 74812425), (45, 44887455), (75, 26932473), (81, 24937475), (135, 14962485), (225, 8977491), (241, 8381475), (405, 4987495), (675, 2992497), (723, 2793825), (1205, 1676295), (2025, 997499), (2169, 931275), (3615, 558765), (4139, 488025), (6025, 335259), (6507, 310425), (10845, 186255), (12417, 162675), (18075, 111753), (19521, 103475), (20695, 97605), (32535, 62085), (37251, 54225)]