2247390243

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4397}}^1$

素因数の和:4497

約数の個数: 72

約数和(自身を含む): 4041058320

約数和(自身を除く): 1793668077

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 61, 63, 133, 147, 171, 183, 399, 427, 441, 549, 931, 1159, 1197, 1281, 2793, 2989, 3477, 3843, 4397, 8113, 8379, 8967, 10431, 13191, 24339, 26901, 30779, 39573, 56791, 73017, 83543, 92337, 170373, 215453, 250629, 268217, 277011, 511119, 584801, 646359, 751887, 804651, 1754403, 1877519, 1939077, 2413953, 4093607, 5096123, 5263209, 5632557, 12280821, 13142633, 15288369, 16897671, 35672861, 36842463, 39427899, 45865107, 107018583, 118283697, 249710027, 321055749, 749130081, 2247390243]

約数ペア:

[(1, 2247390243), (3, 749130081), (7, 321055749), (9, 249710027), (19, 118283697), (21, 107018583), (49, 45865107), (57, 39427899), (61, 36842463), (63, 35672861), (133, 16897671), (147, 15288369), (171, 13142633), (183, 12280821), (399, 5632557), (427, 5263209), (441, 5096123), (549, 4093607), (931, 2413953), (1159, 1939077), (1197, 1877519), (1281, 1754403), (2793, 804651), (2989, 751887), (3477, 646359), (3843, 584801), (4397, 511119), (8113, 277011), (8379, 268217), (8967, 250629), (10431, 215453), (13191, 170373), (24339, 92337), (26901, 83543), (30779, 73017), (39573, 56791)]