1551225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 2902592

約数和(自身を除く): 1351367

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 43, 65, 75, 111, 129, 185, 195, 215, 325, 481, 555, 559, 645, 925, 975, 1075, 1443, 1591, 1677, 2405, 2775, 2795, 3225, 4773, 7215, 7955, 8385, 12025, 13975, 20683, 23865, 36075, 39775, 41925, 62049, 103415, 119325, 310245, 517075, 1551225]

約数ペア:

[(1, 1551225), (3, 517075), (5, 310245), (13, 119325), (15, 103415), (25, 62049), (37, 41925), (39, 39775), (43, 36075), (65, 23865), (75, 20683), (111, 13975), (129, 12025), (185, 8385), (195, 7955), (215, 7215), (325, 4773), (481, 3225), (555, 2795), (559, 2775), (645, 2405), (925, 1677), (975, 1591), (1075, 1443)]