348545475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 665394912

約数和(自身を除く): 316849437

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 293, 311, 425, 765, 879, 933, 1275, 1465, 1555, 2637, 2799, 3825, 4395, 4665, 4981, 5287, 7325, 7775, 13185, 13995, 14943, 15861, 21975, 23325, 24905, 26435, 44829, 47583, 65925, 69975, 74715, 79305, 91123, 124525, 132175, 224145, 237915, 273369, 373575, 396525, 455615, 820107, 1120725, 1189575, 1366845, 1549091, 2278075, 4100535, 4647273, 6834225, 7745455, 13941819, 20502675, 23236365, 38727275, 69709095, 116181825, 348545475]

約数ペア:

[(1, 348545475), (3, 116181825), (5, 69709095), (9, 38727275), (15, 23236365), (17, 20502675), (25, 13941819), (45, 7745455), (51, 6834225), (75, 4647273), (85, 4100535), (153, 2278075), (225, 1549091), (255, 1366845), (293, 1189575), (311, 1120725), (425, 820107), (765, 455615), (879, 396525), (933, 373575), (1275, 273369), (1465, 237915), (1555, 224145), (2637, 132175), (2799, 124525), (3825, 91123), (4395, 79305), (4665, 74715), (4981, 69975), (5287, 65925), (7325, 47583), (7775, 44829), (13185, 26435), (13995, 24905), (14943, 23325), (15861, 21975)]