51337468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 117237120

約数和(自身を除く): 65899652

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 338, 364, 494, 532, 571, 676, 988, 1142, 1183, 1729, 2284, 2366, 3211, 3458, 3997, 4732, 6422, 6916, 7423, 7994, 10849, 12844, 14846, 15988, 21698, 22477, 29692, 43396, 44954, 51961, 75943, 89908, 96499, 103922, 141037, 151886, 192998, 207844, 282074, 303772, 385996, 564148, 675493, 987259, 1350986, 1833481, 1974518, 2701972, 3666962, 3949036, 7333924, 12834367, 25668734, 51337468]

約数ペア:

[(1, 51337468), (2, 25668734), (4, 12834367), (7, 7333924), (13, 3949036), (14, 3666962), (19, 2701972), (26, 1974518), (28, 1833481), (38, 1350986), (52, 987259), (76, 675493), (91, 564148), (133, 385996), (169, 303772), (182, 282074), (247, 207844), (266, 192998), (338, 151886), (364, 141037), (494, 103922), (532, 96499), (571, 89908), (676, 75943), (988, 51961), (1142, 44954), (1183, 43396), (1729, 29692), (2284, 22477), (2366, 21698), (3211, 15988), (3458, 14846), (3997, 12844), (4732, 10849), (6422, 7994), (6916, 7423)]