687473514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139901}}^1$

素因数の和:139932

約数の個数: 64

約数和(自身を含む): 1880282880

約数和(自身を除く): 1192809366

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 139901, 279802, 419703, 839406, 979307, 1259109, 1818713, 1958614, 2518218, 2937921, 3637426, 3777327, 5456139, 5875842, 7554654, 8813763, 10912278, 12730991, 16368417, 17627526, 25461982, 26441289, 32736834, 38192973, 49105251, 52882578, 76385946, 98210502, 114578919, 229157838, 343736757, 687473514]

約数ペア:

[(1, 687473514), (2, 343736757), (3, 229157838), (6, 114578919), (7, 98210502), (9, 76385946), (13, 52882578), (14, 49105251), (18, 38192973), (21, 32736834), (26, 26441289), (27, 25461982), (39, 17627526), (42, 16368417), (54, 12730991), (63, 10912278), (78, 8813763), (91, 7554654), (117, 5875842), (126, 5456139), (182, 3777327), (189, 3637426), (234, 2937921), (273, 2518218), (351, 1958614), (378, 1818713), (546, 1259109), (702, 979307), (819, 839406), (1638, 419703), (2457, 279802), (4914, 139901)]