2581194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 6653952

約数和(自身を除く): 4072758

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 151, 154, 222, 231, 259, 302, 407, 453, 462, 518, 777, 814, 906, 1057, 1221, 1554, 1661, 2114, 2442, 2849, 3171, 3322, 4983, 5587, 5698, 6342, 8547, 9966, 11174, 11627, 16761, 17094, 23254, 33522, 34881, 39109, 61457, 69762, 78218, 117327, 122914, 184371, 234654, 368742, 430199, 860398, 1290597, 2581194]

約数ペア:

[(1, 2581194), (2, 1290597), (3, 860398), (6, 430199), (7, 368742), (11, 234654), (14, 184371), (21, 122914), (22, 117327), (33, 78218), (37, 69762), (42, 61457), (66, 39109), (74, 34881), (77, 33522), (111, 23254), (151, 17094), (154, 16761), (222, 11627), (231, 11174), (259, 9966), (302, 8547), (407, 6342), (453, 5698), (462, 5587), (518, 4983), (777, 3322), (814, 3171), (906, 2849), (1057, 2442), (1221, 2114), (1554, 1661)]