257192856

素因数分解:

$2^3\times 3^2\times {\mathrm{233}}^1\times {\mathrm{15331}}^1$

素因数の和:15576

約数の個数: 48

約数和(自身を含む): 699599160

約数和(自身を除く): 442406304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 233, 466, 699, 932, 1398, 1864, 2097, 2796, 4194, 5592, 8388, 15331, 16776, 30662, 45993, 61324, 91986, 122648, 137979, 183972, 275958, 367944, 551916, 1103832, 3572123, 7144246, 10716369, 14288492, 21432738, 28576984, 32149107, 42865476, 64298214, 85730952, 128596428, 257192856]

約数ペア:

[(1, 257192856), (2, 128596428), (3, 85730952), (4, 64298214), (6, 42865476), (8, 32149107), (9, 28576984), (12, 21432738), (18, 14288492), (24, 10716369), (36, 7144246), (72, 3572123), (233, 1103832), (466, 551916), (699, 367944), (932, 275958), (1398, 183972), (1864, 137979), (2097, 122648), (2796, 91986), (4194, 61324), (5592, 45993), (8388, 30662), (15331, 16776)]