51128994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 120766464

約数和(自身を除く): 69637470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 103, 106, 159, 206, 223, 309, 318, 371, 446, 618, 669, 721, 742, 1113, 1338, 1442, 1561, 2163, 2226, 3122, 4326, 4683, 5459, 9366, 10918, 11819, 16377, 22969, 23638, 32754, 35457, 38213, 45938, 68907, 70914, 76426, 82733, 114639, 137814, 160783, 165466, 229278, 248199, 321566, 482349, 496398, 964698, 1217357, 2434714, 3652071, 7304142, 8521499, 17042998, 25564497, 51128994]

約数ペア:

[(1, 51128994), (2, 25564497), (3, 17042998), (6, 8521499), (7, 7304142), (14, 3652071), (21, 2434714), (42, 1217357), (53, 964698), (103, 496398), (106, 482349), (159, 321566), (206, 248199), (223, 229278), (309, 165466), (318, 160783), (371, 137814), (446, 114639), (618, 82733), (669, 76426), (721, 70914), (742, 68907), (1113, 45938), (1338, 38213), (1442, 35457), (1561, 32754), (2163, 23638), (2226, 22969), (3122, 16377), (4326, 11819), (4683, 10918), (5459, 9366)]