649508625

素因数分解:

$3^5\times 5^3\times {\mathrm{21383}}^1$

素因数の和:21413

約数の個数: 48

約数和(自身を含む): 1214269056

約数和(自身を除く): 564760431

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 675, 1125, 1215, 2025, 3375, 6075, 10125, 21383, 30375, 64149, 106915, 192447, 320745, 534575, 577341, 962235, 1603725, 1732023, 2672875, 2886705, 4811175, 5196069, 8018625, 8660115, 14433525, 24055875, 25980345, 43300575, 72167625, 129901725, 216502875, 649508625]

約数ペア:

[(1, 649508625), (3, 216502875), (5, 129901725), (9, 72167625), (15, 43300575), (25, 25980345), (27, 24055875), (45, 14433525), (75, 8660115), (81, 8018625), (125, 5196069), (135, 4811175), (225, 2886705), (243, 2672875), (375, 1732023), (405, 1603725), (675, 962235), (1125, 577341), (1215, 534575), (2025, 320745), (3375, 192447), (6075, 106915), (10125, 64149), (21383, 30375)]