61072986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 136604160

約数和(自身を除く): 75531174

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 131, 139, 258, 262, 278, 393, 417, 559, 786, 834, 1118, 1677, 1703, 1807, 3354, 3406, 3614, 5109, 5421, 5633, 5977, 10218, 10842, 11266, 11954, 16899, 17931, 18209, 33798, 35862, 36418, 54627, 73229, 77701, 109254, 146458, 155402, 219687, 233103, 236717, 439374, 466206, 473434, 710151, 782987, 1420302, 1565974, 2348961, 4697922, 10178831, 20357662, 30536493, 61072986]

約数ペア:

[(1, 61072986), (2, 30536493), (3, 20357662), (6, 10178831), (13, 4697922), (26, 2348961), (39, 1565974), (43, 1420302), (78, 782987), (86, 710151), (129, 473434), (131, 466206), (139, 439374), (258, 236717), (262, 233103), (278, 219687), (393, 155402), (417, 146458), (559, 109254), (786, 77701), (834, 73229), (1118, 54627), (1677, 36418), (1703, 35862), (1807, 33798), (3354, 18209), (3406, 17931), (3614, 16899), (5109, 11954), (5421, 11266), (5633, 10842), (5977, 10218)]