64171395

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 115944192

約数和(自身を除く): 51772797

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 157, 279, 293, 465, 471, 785, 879, 1395, 1413, 1465, 2355, 2637, 4395, 4867, 7065, 9083, 13185, 14601, 24335, 27249, 43803, 45415, 46001, 73005, 81747, 136245, 138003, 219015, 230005, 408735, 414009, 690015, 1426031, 2070045, 4278093, 7130155, 12834279, 21390465, 64171395]

約数ペア:

[(1, 64171395), (3, 21390465), (5, 12834279), (9, 7130155), (15, 4278093), (31, 2070045), (45, 1426031), (93, 690015), (155, 414009), (157, 408735), (279, 230005), (293, 219015), (465, 138003), (471, 136245), (785, 81747), (879, 73005), (1395, 46001), (1413, 45415), (1465, 43803), (2355, 27249), (2637, 24335), (4395, 14601), (4867, 13185), (7065, 9083)]