18062331

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 12580869

約数列:

[1, 3, 7, 19, 21, 29, 49, 57, 87, 133, 147, 203, 223, 399, 551, 609, 669, 931, 1421, 1561, 1653, 2793, 3857, 4237, 4263, 4683, 6467, 10927, 11571, 12711, 19401, 26999, 29659, 32781, 45269, 80997, 88977, 122873, 135807, 207613, 316883, 368619, 622839, 860111, 950649, 2580333, 6020777, 18062331]

約数ペア:

[(1, 18062331), (3, 6020777), (7, 2580333), (19, 950649), (21, 860111), (29, 622839), (49, 368619), (57, 316883), (87, 207613), (133, 135807), (147, 122873), (203, 88977), (223, 80997), (399, 45269), (551, 32781), (609, 29659), (669, 26999), (931, 19401), (1421, 12711), (1561, 11571), (1653, 10927), (2793, 6467), (3857, 4683), (4237, 4263)]