289880175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17489}}^1$

素因数の和:17532

約数の個数: 48

約数和(自身を含む): 546527520

約数和(自身を除く): 256647345

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, 17489, 52467, 87445, 227357, 262335, 297313, 437225, 682071, 891939, 1136785, 1311675, 1486565, 3410355, 3865069, 4459695, 5683925, 7432825, 11595207, 17051775, 19325345, 22298475, 57976035, 96626725, 289880175]

約数ペア:

[(1, 289880175), (3, 96626725), (5, 57976035), (13, 22298475), (15, 19325345), (17, 17051775), (25, 11595207), (39, 7432825), (51, 5683925), (65, 4459695), (75, 3865069), (85, 3410355), (195, 1486565), (221, 1311675), (255, 1136785), (325, 891939), (425, 682071), (663, 437225), (975, 297313), (1105, 262335), (1275, 227357), (3315, 87445), (5525, 52467), (16575, 17489)]