221461185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 397281024

約数和(自身を除く): 175819839

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 101, 137, 165, 291, 303, 411, 485, 505, 685, 1067, 1111, 1455, 1507, 1515, 2055, 3201, 3333, 4521, 5335, 5555, 7535, 9797, 13289, 13837, 16005, 16665, 22605, 29391, 39867, 41511, 48985, 66445, 69185, 107767, 146179, 146955, 152207, 199335, 207555, 323301, 438537, 456621, 538835, 730895, 761035, 1342189, 1616505, 2192685, 2283105, 4026567, 6710945, 14764079, 20132835, 44292237, 73820395, 221461185]

約数ペア:

[(1, 221461185), (3, 73820395), (5, 44292237), (11, 20132835), (15, 14764079), (33, 6710945), (55, 4026567), (97, 2283105), (101, 2192685), (137, 1616505), (165, 1342189), (291, 761035), (303, 730895), (411, 538835), (485, 456621), (505, 438537), (685, 323301), (1067, 207555), (1111, 199335), (1455, 152207), (1507, 146955), (1515, 146179), (2055, 107767), (3201, 69185), (3333, 66445), (4521, 48985), (5335, 41511), (5555, 39867), (7535, 29391), (9797, 22605), (13289, 16665), (13837, 16005)]