507907725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30643}}^1$

素因数の和:30686

約数の個数: 48

約数和(自身を含む): 957563712

約数和(自身を除く): 449655987

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5525, 16575, 30643, 91929, 153215, 398359, 459645, 520931, 766075, 1195077, 1562793, 1991795, 2298225, 2604655, 5975385, 6772103, 7813965, 9958975, 13023275, 20316309, 29876925, 33860515, 39069825, 101581545, 169302575, 507907725]

約数ペア:

[(1, 507907725), (3, 169302575), (5, 101581545), (13, 39069825), (15, 33860515), (17, 29876925), (25, 20316309), (39, 13023275), (51, 9958975), (65, 7813965), (75, 6772103), (85, 5975385), (195, 2604655), (221, 2298225), (255, 1991795), (325, 1562793), (425, 1195077), (663, 766075), (975, 520931), (1105, 459645), (1275, 398359), (3315, 153215), (5525, 91929), (16575, 30643)]