1291363370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{85691}}^1$

素因数の和:85846

約数の個数: 32

約数和(自身を含む): 2554307136

約数和(自身を除く): 1262943766

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 85691, 171382, 428455, 856910, 942601, 1885202, 4713005, 9426010, 11739667, 23479334, 58698335, 117396670, 129136337, 258272674, 645681685, 1291363370]

約数ペア:

[(1, 1291363370), (2, 645681685), (5, 258272674), (10, 129136337), (11, 117396670), (22, 58698335), (55, 23479334), (110, 11739667), (137, 9426010), (274, 4713005), (685, 1885202), (1370, 942601), (1507, 856910), (3014, 428455), (7535, 171382), (15070, 85691)]