161363618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 291271680

約数和(自身を除く): 129908062

約数列:

[1, 2, 13, 19, 26, 31, 38, 41, 62, 82, 247, 257, 403, 494, 514, 533, 589, 779, 806, 1066, 1178, 1271, 1558, 2542, 3341, 4883, 6682, 7657, 7967, 9766, 10127, 10537, 15314, 15934, 16523, 20254, 21074, 24149, 33046, 48298, 63479, 103571, 126958, 136981, 151373, 200203, 207142, 273962, 302746, 313937, 326647, 400406, 627874, 653294, 1967849, 2602639, 3935698, 4246411, 5205278, 6206293, 8492822, 12412586, 80681809, 161363618]

約数ペア:

[(1, 161363618), (2, 80681809), (13, 12412586), (19, 8492822), (26, 6206293), (31, 5205278), (38, 4246411), (41, 3935698), (62, 2602639), (82, 1967849), (247, 653294), (257, 627874), (403, 400406), (494, 326647), (514, 313937), (533, 302746), (589, 273962), (779, 207142), (806, 200203), (1066, 151373), (1178, 136981), (1271, 126958), (1558, 103571), (2542, 63479), (3341, 48298), (4883, 33046), (6682, 24149), (7657, 21074), (7967, 20254), (9766, 16523), (10127, 15934), (10537, 15314)]