57561231

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 97209600

約数和(自身を除く): 39648369

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 331, 343, 507, 637, 993, 1029, 1183, 1911, 2317, 3549, 4303, 4459, 6951, 8281, 12909, 13377, 16219, 24843, 30121, 48657, 55939, 57967, 90363, 113533, 167817, 173901, 210847, 340599, 391573, 632541, 1174719, 1475929, 2741011, 4427787, 8223033, 19187077, 57561231]

約数ペア:

[(1, 57561231), (3, 19187077), (7, 8223033), (13, 4427787), (21, 2741011), (39, 1475929), (49, 1174719), (91, 632541), (147, 391573), (169, 340599), (273, 210847), (331, 173901), (343, 167817), (507, 113533), (637, 90363), (993, 57967), (1029, 55939), (1183, 48657), (1911, 30121), (2317, 24843), (3549, 16219), (4303, 13377), (4459, 12909), (6951, 8281)]