20174423031

素因数分解:

$3^5\times 7^2\times {\mathrm{307}}^1\times {\mathrm{5519}}^1$

素因数の和:5855

約数の個数: 72

約数和(自身を含む): 35274919680

約数和(自身を除く): 15100496649

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 307, 441, 567, 921, 1323, 1701, 2149, 2763, 3969, 5519, 6447, 8289, 11907, 15043, 16557, 19341, 24867, 38633, 45129, 49671, 58023, 74601, 115899, 135387, 149013, 174069, 270431, 347697, 406161, 447039, 522207, 811293, 1043091, 1218483, 1341117, 1694333, 2433879, 3129273, 3655449, 5082999, 7301637, 9387819, 11860331, 15248997, 21904911, 35580993, 45746991, 65714733, 83022317, 106742979, 137240973, 249066951, 320228937, 411722919, 747200853, 960686811, 2241602559, 2882060433, 6724807677, 20174423031]

約数ペア:

[(1, 20174423031), (3, 6724807677), (7, 2882060433), (9, 2241602559), (21, 960686811), (27, 747200853), (49, 411722919), (63, 320228937), (81, 249066951), (147, 137240973), (189, 106742979), (243, 83022317), (307, 65714733), (441, 45746991), (567, 35580993), (921, 21904911), (1323, 15248997), (1701, 11860331), (2149, 9387819), (2763, 7301637), (3969, 5082999), (5519, 3655449), (6447, 3129273), (8289, 2433879), (11907, 1694333), (15043, 1341117), (16557, 1218483), (19341, 1043091), (24867, 811293), (38633, 522207), (45129, 447039), (49671, 406161), (58023, 347697), (74601, 270431), (115899, 174069), (135387, 149013)]