2209725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 4797312

約数和(自身を除く): 2587587

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 61, 63, 69, 75, 105, 115, 161, 175, 183, 207, 225, 305, 315, 345, 427, 483, 525, 549, 575, 805, 915, 1035, 1281, 1403, 1449, 1525, 1575, 1725, 2135, 2415, 2745, 3843, 4025, 4209, 4575, 5175, 6405, 7015, 7245, 9821, 10675, 12075, 12627, 13725, 19215, 21045, 29463, 32025, 35075, 36225, 49105, 63135, 88389, 96075, 105225, 147315, 245525, 315675, 441945, 736575, 2209725]

約数ペア:

[(1, 2209725), (3, 736575), (5, 441945), (7, 315675), (9, 245525), (15, 147315), (21, 105225), (23, 96075), (25, 88389), (35, 63135), (45, 49105), (61, 36225), (63, 35075), (69, 32025), (75, 29463), (105, 21045), (115, 19215), (161, 13725), (175, 12627), (183, 12075), (207, 10675), (225, 9821), (305, 7245), (315, 7015), (345, 6405), (427, 5175), (483, 4575), (525, 4209), (549, 4025), (575, 3843), (805, 2745), (915, 2415), (1035, 2135), (1281, 1725), (1403, 1575), (1449, 1525)]