215517075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:4004

約数の個数: 48

約数和(自身を含む): 386153856

約数和(自身を除く): 170636781

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1275, 2193, 3225, 3655, 3931, 10965, 11793, 18275, 19655, 54825, 58965, 66827, 98275, 169033, 200481, 294825, 334135, 507099, 845165, 1002405, 1670675, 2535495, 2873561, 4225825, 5012025, 8620683, 12677475, 14367805, 43103415, 71839025, 215517075]

約数ペア:

[(1, 215517075), (3, 71839025), (5, 43103415), (15, 14367805), (17, 12677475), (25, 8620683), (43, 5012025), (51, 4225825), (75, 2873561), (85, 2535495), (129, 1670675), (215, 1002405), (255, 845165), (425, 507099), (645, 334135), (731, 294825), (1075, 200481), (1275, 169033), (2193, 98275), (3225, 66827), (3655, 58965), (3931, 54825), (10965, 19655), (11793, 18275)]