321196642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 558544896

約数和(自身を除く): 237348254

約数列:

[1, 2, 13, 26, 31, 53, 62, 73, 103, 106, 146, 206, 403, 689, 806, 949, 1339, 1378, 1643, 1898, 2263, 2678, 3193, 3286, 3869, 4526, 5459, 6386, 7519, 7738, 10918, 15038, 21359, 29419, 41509, 42718, 50297, 58838, 70967, 83018, 97747, 100594, 119939, 141934, 169229, 195494, 233089, 239878, 338458, 398507, 466178, 797014, 1559207, 2199977, 3030157, 3118414, 4399954, 5180591, 6060314, 10361182, 12353717, 24707434, 160598321, 321196642]

約数ペア:

[(1, 321196642), (2, 160598321), (13, 24707434), (26, 12353717), (31, 10361182), (53, 6060314), (62, 5180591), (73, 4399954), (103, 3118414), (106, 3030157), (146, 2199977), (206, 1559207), (403, 797014), (689, 466178), (806, 398507), (949, 338458), (1339, 239878), (1378, 233089), (1643, 195494), (1898, 169229), (2263, 141934), (2678, 119939), (3193, 100594), (3286, 97747), (3869, 83018), (4526, 70967), (5459, 58838), (6386, 50297), (7519, 42718), (7738, 41509), (10918, 29419), (15038, 21359)]