3961425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 3538095

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 239, 255, 325, 425, 663, 717, 975, 1105, 1195, 1275, 3107, 3315, 3585, 4063, 5525, 5975, 9321, 12189, 15535, 16575, 17925, 20315, 46605, 52819, 60945, 77675, 101575, 158457, 233025, 264095, 304725, 792285, 1320475, 3961425]

約数ペア:

[(1, 3961425), (3, 1320475), (5, 792285), (13, 304725), (15, 264095), (17, 233025), (25, 158457), (39, 101575), (51, 77675), (65, 60945), (75, 52819), (85, 46605), (195, 20315), (221, 17925), (239, 16575), (255, 15535), (325, 12189), (425, 9321), (663, 5975), (717, 5525), (975, 4063), (1105, 3585), (1195, 3315), (1275, 3107)]