61875723

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 108953600

約数和(自身を除く): 47077877

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 79, 91, 133, 151, 237, 247, 273, 399, 453, 553, 741, 1027, 1057, 1501, 1659, 1729, 1963, 2869, 3081, 3171, 4503, 5187, 5889, 7189, 8607, 10507, 11929, 13741, 19513, 20083, 21567, 31521, 35787, 37297, 41223, 58539, 60249, 83503, 111891, 136591, 155077, 226651, 250509, 261079, 409773, 465231, 679953, 783237, 1085539, 1586557, 2946463, 3256617, 4759671, 8839389, 20625241, 61875723]

約数ペア:

[(1, 61875723), (3, 20625241), (7, 8839389), (13, 4759671), (19, 3256617), (21, 2946463), (39, 1586557), (57, 1085539), (79, 783237), (91, 679953), (133, 465231), (151, 409773), (237, 261079), (247, 250509), (273, 226651), (399, 155077), (453, 136591), (553, 111891), (741, 83503), (1027, 60249), (1057, 58539), (1501, 41223), (1659, 37297), (1729, 35787), (1963, 31521), (2869, 21567), (3081, 20083), (3171, 19513), (4503, 13741), (5187, 11929), (5889, 10507), (7189, 8607)]