1491309170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{20161}}^1$

素因数の和:20750

約数の個数: 32

約数和(自身を含む): 2896069680

約数和(自身を除く): 1404760510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 569, 1138, 2845, 5690, 7397, 14794, 20161, 36985, 40322, 73970, 100805, 201610, 262093, 524186, 1310465, 2620930, 11471609, 22943218, 57358045, 114716090, 149130917, 298261834, 745654585, 1491309170]

約数ペア:

[(1, 1491309170), (2, 745654585), (5, 298261834), (10, 149130917), (13, 114716090), (26, 57358045), (65, 22943218), (130, 11471609), (569, 2620930), (1138, 1310465), (2845, 524186), (5690, 262093), (7397, 201610), (14794, 100805), (20161, 73970), (36985, 40322)]