7182075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 12963456

約数和(自身を除く): 5781381

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 131, 215, 255, 393, 425, 645, 655, 731, 1075, 1275, 1965, 2193, 2227, 3225, 3275, 3655, 5633, 6681, 9825, 10965, 11135, 16899, 18275, 28165, 33405, 54825, 55675, 84495, 95761, 140825, 167025, 287283, 422475, 478805, 1436415, 2394025, 7182075]

約数ペア:

[(1, 7182075), (3, 2394025), (5, 1436415), (15, 478805), (17, 422475), (25, 287283), (43, 167025), (51, 140825), (75, 95761), (85, 84495), (129, 55675), (131, 54825), (215, 33405), (255, 28165), (393, 18275), (425, 16899), (645, 11135), (655, 10965), (731, 9825), (1075, 6681), (1275, 5633), (1965, 3655), (2193, 3275), (2227, 3225)]