291268990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{3167}}^1$

素因数の和:3732

約数の個数: 32

約数和(自身を含む): 556326144

約数和(自身を除く): 265057154

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 541, 1082, 2705, 3167, 5410, 6334, 9197, 15835, 18394, 31670, 45985, 53839, 91970, 107678, 269195, 538390, 1713347, 3426694, 8566735, 17133470, 29126899, 58253798, 145634495, 291268990]

約数ペア:

[(1, 291268990), (2, 145634495), (5, 58253798), (10, 29126899), (17, 17133470), (34, 8566735), (85, 3426694), (170, 1713347), (541, 538390), (1082, 269195), (2705, 107678), (3167, 91970), (5410, 53839), (6334, 45985), (9197, 31670), (15835, 18394)]