1561233606

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 3306700800

約数和(自身を除く): 1745467194

約数列:

[1, 2, 3, 6, 23, 46, 69, 127, 138, 229, 254, 381, 389, 458, 687, 762, 778, 1167, 1374, 2334, 2921, 5267, 5842, 8763, 8947, 10534, 15801, 17526, 17894, 26841, 29083, 31602, 49403, 53682, 58166, 87249, 89081, 98806, 148209, 174498, 178162, 267243, 296418, 534486, 668909, 1136269, 1337818, 2006727, 2048863, 2272538, 3408807, 4013454, 4097726, 6146589, 6817614, 11313287, 12293178, 22626574, 33939861, 67879722, 260205601, 520411202, 780616803, 1561233606]

約数ペア:

[(1, 1561233606), (2, 780616803), (3, 520411202), (6, 260205601), (23, 67879722), (46, 33939861), (69, 22626574), (127, 12293178), (138, 11313287), (229, 6817614), (254, 6146589), (381, 4097726), (389, 4013454), (458, 3408807), (687, 2272538), (762, 2048863), (778, 2006727), (1167, 1337818), (1374, 1136269), (2334, 668909), (2921, 534486), (5267, 296418), (5842, 267243), (8763, 178162), (8947, 174498), (10534, 148209), (15801, 98806), (17526, 89081), (17894, 87249), (26841, 58166), (29083, 53682), (31602, 49403)]