207785151

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 360262656

約数和(自身を除く): 152477505

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 193, 207, 483, 579, 743, 1351, 1449, 1737, 2229, 4053, 4439, 5201, 6687, 12159, 13317, 15603, 17089, 31073, 39951, 46809, 51267, 93219, 119623, 143399, 153801, 279657, 358869, 430197, 1003793, 1076607, 1290591, 3011379, 3298177, 9034137, 9894531, 23087239, 29683593, 69261717, 207785151]

約数ペア:

[(1, 207785151), (3, 69261717), (7, 29683593), (9, 23087239), (21, 9894531), (23, 9034137), (63, 3298177), (69, 3011379), (161, 1290591), (193, 1076607), (207, 1003793), (483, 430197), (579, 358869), (743, 279657), (1351, 153801), (1449, 143399), (1737, 119623), (2229, 93219), (4053, 51267), (4439, 46809), (5201, 39951), (6687, 31073), (12159, 17089), (13317, 15603)]