55729830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142897}}^1$

素因数の和:142920

約数の個数: 32

約数和(自身を含む): 144041184

約数和(自身を除く): 88311354

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 142897, 285794, 428691, 714485, 857382, 1428970, 1857661, 2143455, 3715322, 4286910, 5572983, 9288305, 11145966, 18576610, 27864915, 55729830]

約数ペア:

[(1, 55729830), (2, 27864915), (3, 18576610), (5, 11145966), (6, 9288305), (10, 5572983), (13, 4286910), (15, 3715322), (26, 2143455), (30, 1857661), (39, 1428970), (65, 857382), (78, 714485), (130, 428691), (195, 285794), (390, 142897)]