261268056

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{518389}}^1$

素因数の和:518408

約数の個数: 48

約数和(自身を含む): 808688400

約数和(自身を除く): 547420344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 518389, 1036778, 1555167, 2073556, 3110334, 3628723, 4147112, 4665501, 6220668, 7257446, 9331002, 10886169, 12441336, 14514892, 18662004, 21772338, 29029784, 32658507, 37324008, 43544676, 65317014, 87089352, 130634028, 261268056]

約数ペア:

[(1, 261268056), (2, 130634028), (3, 87089352), (4, 65317014), (6, 43544676), (7, 37324008), (8, 32658507), (9, 29029784), (12, 21772338), (14, 18662004), (18, 14514892), (21, 12441336), (24, 10886169), (28, 9331002), (36, 7257446), (42, 6220668), (56, 4665501), (63, 4147112), (72, 3628723), (84, 3110334), (126, 2073556), (168, 1555167), (252, 1036778), (504, 518389)]