249597790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{1307}}^1$

素因数の和:1453

約数の個数: 48

約数和(自身を含む): 491174928

約数和(自身を除く): 241577138

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 169, 226, 338, 565, 845, 1130, 1307, 1469, 1690, 2614, 2938, 6535, 7345, 13070, 14690, 16991, 19097, 33982, 38194, 84955, 95485, 147691, 169910, 190970, 220883, 295382, 441766, 738455, 1104415, 1476910, 1919983, 2208830, 3839966, 9599915, 19199830, 24959779, 49919558, 124798895, 249597790]

約数ペア:

[(1, 249597790), (2, 124798895), (5, 49919558), (10, 24959779), (13, 19199830), (26, 9599915), (65, 3839966), (113, 2208830), (130, 1919983), (169, 1476910), (226, 1104415), (338, 738455), (565, 441766), (845, 295382), (1130, 220883), (1307, 190970), (1469, 169910), (1690, 147691), (2614, 95485), (2938, 84955), (6535, 38194), (7345, 33982), (13070, 19097), (14690, 16991)]