51201423

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 72

約数和(自身を含む): 95965200

約数和(自身を除く): 44763777

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 169, 189, 229, 273, 351, 441, 507, 637, 687, 819, 1183, 1323, 1521, 1603, 1911, 2061, 2457, 2977, 3549, 4563, 4809, 5733, 6183, 8281, 8931, 10647, 11221, 14427, 17199, 20839, 24843, 26793, 31941, 33663, 38701, 43281, 62517, 74529, 80379, 100989, 116103, 145873, 187551, 223587, 270907, 302967, 348309, 437619, 562653, 812721, 1044927, 1312857, 1896349, 2438163, 3938571, 5689047, 7314489, 17067141, 51201423]

約数ペア:

[(1, 51201423), (3, 17067141), (7, 7314489), (9, 5689047), (13, 3938571), (21, 2438163), (27, 1896349), (39, 1312857), (49, 1044927), (63, 812721), (91, 562653), (117, 437619), (147, 348309), (169, 302967), (189, 270907), (229, 223587), (273, 187551), (351, 145873), (441, 116103), (507, 100989), (637, 80379), (687, 74529), (819, 62517), (1183, 43281), (1323, 38701), (1521, 33663), (1603, 31941), (1911, 26793), (2061, 24843), (2457, 20839), (2977, 17199), (3549, 14427), (4563, 11221), (4809, 10647), (5733, 8931), (6183, 8281)]