221414910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{18973}}^1$

素因数の和:19372

約数の個数: 32

約数和(自身を含む): 532789920

約数和(自身を除く): 311375010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 3890, 5835, 11670, 18973, 37946, 56919, 94865, 113838, 189730, 284595, 569190, 7380497, 14760994, 22141491, 36902485, 44282982, 73804970, 110707455, 221414910]

約数ペア:

[(1, 221414910), (2, 110707455), (3, 73804970), (5, 44282982), (6, 36902485), (10, 22141491), (15, 14760994), (30, 7380497), (389, 569190), (778, 284595), (1167, 189730), (1945, 113838), (2334, 94865), (3890, 56919), (5835, 37946), (11670, 18973)]