155977926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 349526016

約数和(自身を除く): 193548090

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 251, 257, 403, 502, 514, 753, 771, 806, 1209, 1506, 1542, 2418, 3263, 3341, 6526, 6682, 7781, 7967, 9789, 10023, 15562, 15934, 19578, 20046, 23343, 23901, 46686, 47802, 64507, 101153, 103571, 129014, 193521, 202306, 207142, 303459, 310713, 387042, 606918, 621426, 838591, 1677182, 1999717, 2515773, 3999434, 5031546, 5999151, 11998302, 25996321, 51992642, 77988963, 155977926]

約数ペア:

[(1, 155977926), (2, 77988963), (3, 51992642), (6, 25996321), (13, 11998302), (26, 5999151), (31, 5031546), (39, 3999434), (62, 2515773), (78, 1999717), (93, 1677182), (186, 838591), (251, 621426), (257, 606918), (403, 387042), (502, 310713), (514, 303459), (753, 207142), (771, 202306), (806, 193521), (1209, 129014), (1506, 103571), (1542, 101153), (2418, 64507), (3263, 47802), (3341, 46686), (6526, 23901), (6682, 23343), (7781, 20046), (7967, 19578), (9789, 15934), (10023, 15562)]