29918217

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 18465783

約数列:

[1, 3, 7, 19, 21, 57, 133, 167, 399, 449, 501, 1169, 1347, 3143, 3173, 3507, 8531, 9429, 9519, 22211, 25593, 59717, 66633, 74983, 179151, 224949, 524881, 1424677, 1574643, 4274031, 9972739, 29918217]

約数ペア:

[(1, 29918217), (3, 9972739), (7, 4274031), (19, 1574643), (21, 1424677), (57, 524881), (133, 224949), (167, 179151), (399, 74983), (449, 66633), (501, 59717), (1169, 25593), (1347, 22211), (3143, 9519), (3173, 9429), (3507, 8531)]