28143675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 30352581

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 107, 167, 175, 225, 315, 321, 501, 525, 535, 749, 835, 963, 1169, 1503, 1575, 1605, 2247, 2505, 2675, 3507, 3745, 4175, 4815, 5845, 6741, 7515, 8025, 10521, 11235, 12525, 17535, 17869, 18725, 24075, 29225, 33705, 37575, 52605, 53607, 56175, 87675, 89345, 125083, 160821, 168525, 263025, 268035, 375249, 446725, 625415, 804105, 1125747, 1340175, 1876245, 3127075, 4020525, 5628735, 9381225, 28143675]

約数ペア:

[(1, 28143675), (3, 9381225), (5, 5628735), (7, 4020525), (9, 3127075), (15, 1876245), (21, 1340175), (25, 1125747), (35, 804105), (45, 625415), (63, 446725), (75, 375249), (105, 268035), (107, 263025), (167, 168525), (175, 160821), (225, 125083), (315, 89345), (321, 87675), (501, 56175), (525, 53607), (535, 52605), (749, 37575), (835, 33705), (963, 29225), (1169, 24075), (1503, 18725), (1575, 17869), (1605, 17535), (2247, 12525), (2505, 11235), (2675, 10521), (3507, 8025), (3745, 7515), (4175, 6741), (4815, 5845)]