690013425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1997}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 1212993792

約数和(自身を除く): 522980367

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 271, 425, 813, 1275, 1355, 1997, 4065, 4607, 5991, 6775, 9985, 13821, 20325, 23035, 29955, 33949, 49925, 69105, 101847, 115175, 149775, 169745, 345525, 509235, 541187, 848725, 1623561, 2546175, 2705935, 8117805, 9200179, 13529675, 27600537, 40589025, 46000895, 138002685, 230004475, 690013425]

約数ペア:

[(1, 690013425), (3, 230004475), (5, 138002685), (15, 46000895), (17, 40589025), (25, 27600537), (51, 13529675), (75, 9200179), (85, 8117805), (255, 2705935), (271, 2546175), (425, 1623561), (813, 848725), (1275, 541187), (1355, 509235), (1997, 345525), (4065, 169745), (4607, 149775), (5991, 115175), (6775, 101847), (9985, 69105), (13821, 49925), (20325, 33949), (23035, 29955)]