53678457

素因数分解:

$3^6\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 56

約数和(自身を含む): 93945536

約数和(自身を除く): 40267079

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 157, 189, 201, 243, 469, 471, 567, 603, 729, 1099, 1407, 1413, 1701, 1809, 3297, 4221, 4239, 5103, 5427, 9891, 10519, 12663, 12717, 16281, 29673, 31557, 37989, 38151, 48843, 73633, 89019, 94671, 113967, 114453, 220899, 267057, 284013, 341901, 662697, 801171, 852039, 1988091, 2556117, 5964273, 7668351, 17892819, 53678457]

約数ペア:

[(1, 53678457), (3, 17892819), (7, 7668351), (9, 5964273), (21, 2556117), (27, 1988091), (63, 852039), (67, 801171), (81, 662697), (157, 341901), (189, 284013), (201, 267057), (243, 220899), (469, 114453), (471, 113967), (567, 94671), (603, 89019), (729, 73633), (1099, 48843), (1407, 38151), (1413, 37989), (1701, 31557), (1809, 29673), (3297, 16281), (4221, 12717), (4239, 12663), (5103, 10519), (5427, 9891)]