15191784

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 41354820

約数和(自身を除く): 26163036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 821, 1028, 1542, 1642, 2056, 2313, 2463, 3084, 3284, 4626, 4926, 6168, 6568, 7389, 9252, 9852, 14778, 18504, 19704, 29556, 59112, 210997, 421994, 632991, 843988, 1265982, 1687976, 1898973, 2531964, 3797946, 5063928, 7595892, 15191784]

約数ペア:

[(1, 15191784), (2, 7595892), (3, 5063928), (4, 3797946), (6, 2531964), (8, 1898973), (9, 1687976), (12, 1265982), (18, 843988), (24, 632991), (36, 421994), (72, 210997), (257, 59112), (514, 29556), (771, 19704), (821, 18504), (1028, 14778), (1542, 9852), (1642, 9252), (2056, 7389), (2313, 6568), (2463, 6168), (3084, 4926), (3284, 4626)]