28484775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 59018544

約数和(自身を除く): 30533769

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 677, 765, 825, 935, 1275, 1683, 2031, 2475, 2805, 3385, 3825, 4675, 6093, 7447, 8415, 10155, 11509, 14025, 16925, 22341, 30465, 34527, 37235, 42075, 50775, 57545, 67023, 103581, 111705, 126599, 152325, 172635, 186175, 287725, 335115, 379797, 517905, 558525, 632995, 863175, 1139391, 1675575, 1898985, 2589525, 3164975, 5696955, 9494925, 28484775]

約数ペア:

[(1, 28484775), (3, 9494925), (5, 5696955), (9, 3164975), (11, 2589525), (15, 1898985), (17, 1675575), (25, 1139391), (33, 863175), (45, 632995), (51, 558525), (55, 517905), (75, 379797), (85, 335115), (99, 287725), (153, 186175), (165, 172635), (187, 152325), (225, 126599), (255, 111705), (275, 103581), (425, 67023), (495, 57545), (561, 50775), (677, 42075), (765, 37235), (825, 34527), (935, 30465), (1275, 22341), (1683, 16925), (2031, 14025), (2475, 11509), (2805, 10155), (3385, 8415), (3825, 7447), (4675, 6093)]