131573386

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{1289}}^1$

素因数の和:1638

約数の個数: 32

約数和(自身を含む): 236286720

約数和(自身を除く): 104713334

約数列:

[1, 2, 7, 14, 23, 46, 161, 317, 322, 634, 1289, 2219, 2578, 4438, 7291, 9023, 14582, 18046, 29647, 51037, 59294, 102074, 207529, 408613, 415058, 817226, 2860291, 5720582, 9398099, 18796198, 65786693, 131573386]

約数ペア:

[(1, 131573386), (2, 65786693), (7, 18796198), (14, 9398099), (23, 5720582), (46, 2860291), (161, 817226), (317, 415058), (322, 408613), (634, 207529), (1289, 102074), (2219, 59294), (2578, 51037), (4438, 29647), (7291, 18046), (9023, 14582)]