221342408

素因数分解:

$2^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{6803}}^1$

素因数の和:6906

約数の個数: 48

約数和(自身を含む): 488663280

約数和(自身を除く): 267320872

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 83, 98, 166, 196, 332, 392, 581, 664, 1162, 2324, 4067, 4648, 6803, 8134, 13606, 16268, 27212, 32536, 47621, 54424, 95242, 190484, 333347, 380968, 564649, 666694, 1129298, 1333388, 2258596, 2666776, 3952543, 4517192, 7905086, 15810172, 27667801, 31620344, 55335602, 110671204, 221342408]

約数ペア:

[(1, 221342408), (2, 110671204), (4, 55335602), (7, 31620344), (8, 27667801), (14, 15810172), (28, 7905086), (49, 4517192), (56, 3952543), (83, 2666776), (98, 2258596), (166, 1333388), (196, 1129298), (332, 666694), (392, 564649), (581, 380968), (664, 333347), (1162, 190484), (2324, 95242), (4067, 54424), (4648, 47621), (6803, 32536), (8134, 27212), (13606, 16268)]