17908605

素因数分解:

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

素因数の和:80

約数の個数: 96

約数和(自身を含む): 38368512

約数和(自身を除く): 20459907

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, 1331, 1495, 1573, 1815, 2145, 2277, 2691, 2783, 3289, 3795, 3993, 4485, 4719, 5445, 6435, 6655, 7865, 8349, 9867, 11385, 11979, 13455, 13915, 14157, 16445, 17303, 19965, 23595, 25047, 29601, 30613, 36179, 41745, 49335, 51909, 59895, 70785, 86515, 91839, 108537, 125235, 148005, 153065, 155727, 180895, 259545, 275517, 325611, 397969, 459195, 542685, 778635, 1193907, 1377585, 1628055, 1989845, 3581721, 5969535, 17908605]

約数ペア:

[(1, 17908605), (3, 5969535), (5, 3581721), (9, 1989845), (11, 1628055), (13, 1377585), (15, 1193907), (23, 778635), (33, 542685), (39, 459195), (45, 397969), (55, 325611), (65, 275517), (69, 259545), (99, 180895), (115, 155727), (117, 153065), (121, 148005), (143, 125235), (165, 108537), (195, 91839), (207, 86515), (253, 70785), (299, 59895), (345, 51909), (363, 49335), (429, 41745), (495, 36179), (585, 30613), (605, 29601), (715, 25047), (759, 23595), (897, 19965), (1035, 17303), (1089, 16445), (1265, 14157), (1287, 13915), (1331, 13455), (1495, 11979), (1573, 11385), (1815, 9867), (2145, 8349), (2277, 7865), (2691, 6655), (2783, 6435), (3289, 5445), (3795, 4719), (3993, 4485)]