8408478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 19514880

約数和(自身を除く): 11106402

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 43, 46, 69, 78, 86, 109, 129, 138, 218, 258, 299, 327, 559, 598, 654, 897, 989, 1118, 1417, 1677, 1794, 1978, 2507, 2834, 2967, 3354, 4251, 4687, 5014, 5934, 7521, 8502, 9374, 12857, 14061, 15042, 25714, 28122, 32591, 38571, 60931, 65182, 77142, 97773, 107801, 121862, 182793, 195546, 215602, 323403, 365586, 646806, 1401413, 2802826, 4204239, 8408478]

約数ペア:

[(1, 8408478), (2, 4204239), (3, 2802826), (6, 1401413), (13, 646806), (23, 365586), (26, 323403), (39, 215602), (43, 195546), (46, 182793), (69, 121862), (78, 107801), (86, 97773), (109, 77142), (129, 65182), (138, 60931), (218, 38571), (258, 32591), (299, 28122), (327, 25714), (559, 15042), (598, 14061), (654, 12857), (897, 9374), (989, 8502), (1118, 7521), (1417, 5934), (1677, 5014), (1794, 4687), (1978, 4251), (2507, 3354), (2834, 2967)]