87998253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 151388160

約数和(自身を除く): 63389907

約数列:

[1, 3, 7, 19, 21, 23, 43, 57, 69, 129, 133, 161, 223, 301, 399, 437, 483, 669, 817, 903, 989, 1311, 1561, 2451, 2967, 3059, 4237, 4683, 5129, 5719, 6923, 9177, 9589, 12711, 15387, 17157, 18791, 20769, 28767, 29659, 35903, 56373, 67123, 88977, 97451, 107709, 131537, 182191, 201369, 220547, 292353, 394611, 546573, 661641, 682157, 1275337, 1543829, 2046471, 3826011, 4190393, 4631487, 12571179, 29332751, 87998253]

約数ペア:

[(1, 87998253), (3, 29332751), (7, 12571179), (19, 4631487), (21, 4190393), (23, 3826011), (43, 2046471), (57, 1543829), (69, 1275337), (129, 682157), (133, 661641), (161, 546573), (223, 394611), (301, 292353), (399, 220547), (437, 201369), (483, 182191), (669, 131537), (817, 107709), (903, 97451), (989, 88977), (1311, 67123), (1561, 56373), (2451, 35903), (2967, 29659), (3059, 28767), (4237, 20769), (4683, 18791), (5129, 17157), (5719, 15387), (6923, 12711), (9177, 9589)]