71756289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 118370304

約数和(自身を除く): 46614015

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 103, 227, 279, 309, 341, 681, 927, 1023, 1133, 2043, 2497, 3069, 3193, 3399, 7037, 7491, 9579, 10197, 21111, 22473, 23381, 28737, 35123, 63333, 70143, 77407, 105369, 210429, 232221, 257191, 316107, 696663, 724811, 771573, 2174433, 2314719, 6523299, 7972921, 23918763, 71756289]

約数ペア:

[(1, 71756289), (3, 23918763), (9, 7972921), (11, 6523299), (31, 2314719), (33, 2174433), (93, 771573), (99, 724811), (103, 696663), (227, 316107), (279, 257191), (309, 232221), (341, 210429), (681, 105369), (927, 77407), (1023, 70143), (1133, 63333), (2043, 35123), (2497, 28737), (3069, 23381), (3193, 22473), (3399, 21111), (7037, 10197), (7491, 9579)]