493947545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20483}}^1$

素因数の和:20561

約数の個数: 32

約数和(自身を含む): 743323392

約数和(自身を除く): 249375847

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1855, 3445, 4823, 20483, 24115, 102415, 143381, 266279, 716905, 1085599, 1331395, 1863953, 5427995, 7599193, 9319765, 14112787, 37995965, 70563935, 98789509, 493947545]

約数ペア:

[(1, 493947545), (5, 98789509), (7, 70563935), (13, 37995965), (35, 14112787), (53, 9319765), (65, 7599193), (91, 5427995), (265, 1863953), (371, 1331395), (455, 1085599), (689, 716905), (1855, 266279), (3445, 143381), (4823, 102415), (20483, 24115)]