213885075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{739}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 376583040

約数和(自身を除く): 162697965

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 227, 255, 425, 681, 739, 1135, 1275, 2217, 3405, 3695, 3859, 5675, 11085, 11577, 12563, 17025, 18475, 19295, 37689, 55425, 57885, 62815, 96475, 167753, 188445, 289425, 314075, 503259, 838765, 942225, 2516295, 2851801, 4193825, 8555403, 12581475, 14259005, 42777015, 71295025, 213885075]

約数ペア:

[(1, 213885075), (3, 71295025), (5, 42777015), (15, 14259005), (17, 12581475), (25, 8555403), (51, 4193825), (75, 2851801), (85, 2516295), (227, 942225), (255, 838765), (425, 503259), (681, 314075), (739, 289425), (1135, 188445), (1275, 167753), (2217, 96475), (3405, 62815), (3695, 57885), (3859, 55425), (5675, 37689), (11085, 19295), (11577, 18475), (12563, 17025)]