393663543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 688730112

約数和(自身を除く): 295066569

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 271, 273, 313, 357, 663, 813, 939, 1547, 1897, 2191, 3523, 4069, 4607, 4641, 5321, 5691, 6573, 10569, 12207, 13821, 15963, 24661, 28483, 32249, 37247, 59891, 69173, 73983, 84823, 85449, 96747, 111741, 179673, 207519, 254469, 419237, 484211, 593761, 1102699, 1257711, 1441991, 1452633, 1781283, 3308097, 4325973, 7718893, 10093937, 18745883, 23156679, 30281811, 56237649, 131221181, 393663543]

約数ペア:

[(1, 393663543), (3, 131221181), (7, 56237649), (13, 30281811), (17, 23156679), (21, 18745883), (39, 10093937), (51, 7718893), (91, 4325973), (119, 3308097), (221, 1781283), (271, 1452633), (273, 1441991), (313, 1257711), (357, 1102699), (663, 593761), (813, 484211), (939, 419237), (1547, 254469), (1897, 207519), (2191, 179673), (3523, 111741), (4069, 96747), (4607, 85449), (4641, 84823), (5321, 73983), (5691, 69173), (6573, 59891), (10569, 37247), (12207, 32249), (13821, 28483), (15963, 24661)]