53471985

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 105216000

約数和(自身を除く): 51744015

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 343, 399, 547, 665, 735, 931, 1029, 1641, 1715, 1995, 2735, 2793, 3829, 4655, 5145, 6517, 8205, 10393, 11487, 13965, 19145, 19551, 26803, 31179, 32585, 51965, 57435, 72751, 80409, 97755, 134015, 155895, 187621, 218253, 363755, 402045, 509257, 562863, 938105, 1091265, 1527771, 2546285, 2814315, 3564799, 7638855, 10694397, 17823995, 53471985]

約数ペア:

[(1, 53471985), (3, 17823995), (5, 10694397), (7, 7638855), (15, 3564799), (19, 2814315), (21, 2546285), (35, 1527771), (49, 1091265), (57, 938105), (95, 562863), (105, 509257), (133, 402045), (147, 363755), (245, 218253), (285, 187621), (343, 155895), (399, 134015), (547, 97755), (665, 80409), (735, 72751), (931, 57435), (1029, 51965), (1641, 32585), (1715, 31179), (1995, 26803), (2735, 19551), (2793, 19145), (3829, 13965), (4655, 11487), (5145, 10393), (6517, 8205)]