7939425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 7059615

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 479, 663, 975, 1105, 1275, 1437, 2395, 3315, 5525, 6227, 7185, 8143, 11975, 16575, 18681, 24429, 31135, 35925, 40715, 93405, 105859, 122145, 155675, 203575, 317577, 467025, 529295, 610725, 1587885, 2646475, 7939425]

約数ペア:

[(1, 7939425), (3, 2646475), (5, 1587885), (13, 610725), (15, 529295), (17, 467025), (25, 317577), (39, 203575), (51, 155675), (65, 122145), (75, 105859), (85, 93405), (195, 40715), (221, 35925), (255, 31135), (325, 24429), (425, 18681), (479, 16575), (663, 11975), (975, 8143), (1105, 7185), (1275, 6227), (1437, 5525), (2395, 3315)]