31440402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 85662720

約数和(自身を除く): 54222318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 23, 38, 42, 46, 57, 63, 69, 114, 126, 133, 138, 161, 171, 207, 266, 322, 342, 399, 414, 437, 483, 571, 798, 874, 966, 1142, 1197, 1311, 1449, 1713, 2394, 2622, 2898, 3059, 3426, 3933, 3997, 5139, 6118, 7866, 7994, 9177, 10278, 10849, 11991, 13133, 18354, 21698, 23982, 26266, 27531, 32547, 35973, 39399, 55062, 65094, 71946, 75943, 78798, 91931, 97641, 118197, 151886, 183862, 195282, 227829, 236394, 249527, 275793, 455658, 499054, 551586, 683487, 748581, 827379, 1366974, 1497162, 1654758, 1746689, 2245743, 3493378, 4491486, 5240067, 10480134, 15720201, 31440402]

約数ペア:

[(1, 31440402), (2, 15720201), (3, 10480134), (6, 5240067), (7, 4491486), (9, 3493378), (14, 2245743), (18, 1746689), (19, 1654758), (21, 1497162), (23, 1366974), (38, 827379), (42, 748581), (46, 683487), (57, 551586), (63, 499054), (69, 455658), (114, 275793), (126, 249527), (133, 236394), (138, 227829), (161, 195282), (171, 183862), (207, 151886), (266, 118197), (322, 97641), (342, 91931), (399, 78798), (414, 75943), (437, 71946), (483, 65094), (571, 55062), (798, 39399), (874, 35973), (966, 32547), (1142, 27531), (1197, 26266), (1311, 23982), (1449, 21698), (1713, 18354), (2394, 13133), (2622, 11991), (2898, 10849), (3059, 10278), (3426, 9177), (3933, 7994), (3997, 7866), (5139, 6118)]