1557223206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{5903}}^1$

素因数の和:6497

約数の個数: 64

約数和(自身を含む): 3890405376

約数和(自身を除く): 2333182170

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 571, 1142, 1713, 3426, 3997, 5903, 6281, 7994, 11806, 11991, 12562, 17709, 18843, 23982, 35418, 37686, 41321, 43967, 64933, 82642, 87934, 123963, 129866, 131901, 194799, 247926, 263802, 389598, 454531, 909062, 1363593, 2727186, 3370613, 6741226, 10111839, 20223678, 23594291, 37076743, 47188582, 70782873, 74153486, 111230229, 141565746, 222460458, 259537201, 519074402, 778611603, 1557223206]

約数ペア:

[(1, 1557223206), (2, 778611603), (3, 519074402), (6, 259537201), (7, 222460458), (11, 141565746), (14, 111230229), (21, 74153486), (22, 70782873), (33, 47188582), (42, 37076743), (66, 23594291), (77, 20223678), (154, 10111839), (231, 6741226), (462, 3370613), (571, 2727186), (1142, 1363593), (1713, 909062), (3426, 454531), (3997, 389598), (5903, 263802), (6281, 247926), (7994, 194799), (11806, 131901), (11991, 129866), (12562, 123963), (17709, 87934), (18843, 82642), (23982, 64933), (35418, 43967), (37686, 41321)]