1628055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 3485664

約数和(自身を除く): 1857609

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 33, 39, 45, 55, 65, 69, 99, 115, 117, 121, 143, 165, 195, 207, 253, 299, 345, 363, 429, 495, 585, 605, 715, 759, 897, 1035, 1089, 1265, 1287, 1495, 1573, 1815, 2145, 2277, 2691, 2783, 3289, 3795, 4485, 4719, 5445, 6435, 7865, 8349, 9867, 11385, 13455, 13915, 14157, 16445, 23595, 25047, 29601, 36179, 41745, 49335, 70785, 108537, 125235, 148005, 180895, 325611, 542685, 1628055]

約数ペア:

[(1, 1628055), (3, 542685), (5, 325611), (9, 180895), (11, 148005), (13, 125235), (15, 108537), (23, 70785), (33, 49335), (39, 41745), (45, 36179), (55, 29601), (65, 25047), (69, 23595), (99, 16445), (115, 14157), (117, 13915), (121, 13455), (143, 11385), (165, 9867), (195, 8349), (207, 7865), (253, 6435), (299, 5445), (345, 4719), (363, 4485), (429, 3795), (495, 3289), (585, 2783), (605, 2691), (715, 2277), (759, 2145), (897, 1815), (1035, 1573), (1089, 1495), (1265, 1287)]