245572990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{111119}}^1$

素因数の和:111156

約数の個数: 32

約数和(自身を含む): 504040320

約数和(自身を除く): 258467330

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 111119, 222238, 555595, 1111190, 1444547, 1889023, 2889094, 3778046, 7222735, 9445115, 14445470, 18890230, 24557299, 49114598, 122786495, 245572990]

約数ペア:

[(1, 245572990), (2, 122786495), (5, 49114598), (10, 24557299), (13, 18890230), (17, 14445470), (26, 9445115), (34, 7222735), (65, 3778046), (85, 2889094), (130, 1889023), (170, 1444547), (221, 1111190), (442, 555595), (1105, 222238), (2210, 111119)]