2218218225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{7219}}^1$

素因数の和:7490

約数の個数: 48

約数和(自身を含む): 3899839680

約数和(自身を除く): 1681621455

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 241, 255, 425, 723, 1205, 1275, 3615, 4097, 6025, 7219, 12291, 18075, 20485, 21657, 36095, 61455, 102425, 108285, 122723, 180475, 307275, 368169, 541425, 613615, 1739779, 1840845, 3068075, 5219337, 8698895, 9204225, 26096685, 29576243, 43494475, 88728729, 130483425, 147881215, 443643645, 739406075, 2218218225]

約数ペア:

[(1, 2218218225), (3, 739406075), (5, 443643645), (15, 147881215), (17, 130483425), (25, 88728729), (51, 43494475), (75, 29576243), (85, 26096685), (241, 9204225), (255, 8698895), (425, 5219337), (723, 3068075), (1205, 1840845), (1275, 1739779), (3615, 613615), (4097, 541425), (6025, 368169), (7219, 307275), (12291, 180475), (18075, 122723), (20485, 108285), (21657, 102425), (36095, 61455)]