208031733

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^3\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 80

約数和(自身を含む): 387045120

約数和(自身を除く): 179013387

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 167, 169, 189, 273, 351, 501, 507, 567, 819, 1053, 1169, 1183, 1503, 1521, 2171, 2197, 2457, 3507, 3549, 4509, 4563, 6513, 6591, 7371, 10521, 10647, 13527, 13689, 15197, 15379, 19539, 19773, 28223, 31563, 31941, 45591, 46137, 58617, 59319, 84669, 94689, 95823, 136773, 138411, 175851, 177957, 197561, 254007, 366899, 410319, 415233, 592683, 762021, 1100697, 1230957, 1245699, 1778049, 2286063, 2568293, 3302091, 5334147, 7704879, 9906273, 16002441, 23114637, 29718819, 69343911, 208031733]

約数ペア:

[(1, 208031733), (3, 69343911), (7, 29718819), (9, 23114637), (13, 16002441), (21, 9906273), (27, 7704879), (39, 5334147), (63, 3302091), (81, 2568293), (91, 2286063), (117, 1778049), (167, 1245699), (169, 1230957), (189, 1100697), (273, 762021), (351, 592683), (501, 415233), (507, 410319), (567, 366899), (819, 254007), (1053, 197561), (1169, 177957), (1183, 175851), (1503, 138411), (1521, 136773), (2171, 95823), (2197, 94689), (2457, 84669), (3507, 59319), (3549, 58617), (4509, 46137), (4563, 45591), (6513, 31941), (6591, 31563), (7371, 28223), (10521, 19773), (10647, 19539), (13527, 15379), (13689, 15197)]