2722125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 5571072

約数和(自身を除く): 2848947

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 61, 75, 85, 105, 119, 125, 175, 183, 255, 305, 357, 375, 425, 427, 525, 595, 875, 915, 1037, 1275, 1281, 1525, 1785, 2125, 2135, 2625, 2975, 3111, 4575, 5185, 6375, 6405, 7259, 7625, 8925, 10675, 14875, 15555, 21777, 22875, 25925, 32025, 36295, 44625, 53375, 77775, 108885, 129625, 160125, 181475, 388875, 544425, 907375, 2722125]

約数ペア:

[(1, 2722125), (3, 907375), (5, 544425), (7, 388875), (15, 181475), (17, 160125), (21, 129625), (25, 108885), (35, 77775), (51, 53375), (61, 44625), (75, 36295), (85, 32025), (105, 25925), (119, 22875), (125, 21777), (175, 15555), (183, 14875), (255, 10675), (305, 8925), (357, 7625), (375, 7259), (425, 6405), (427, 6375), (525, 5185), (595, 4575), (875, 3111), (915, 2975), (1037, 2625), (1275, 2135), (1281, 2125), (1525, 1785)]