221164912

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3511}}^1$

素因数の和:3677

約数の個数: 40

約数和(自身を含む): 445939712

約数和(自身を除く): 224774800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3511, 3937, 7022, 7874, 14044, 15748, 28088, 31496, 56176, 62992, 108841, 217682, 435364, 445897, 870728, 891794, 1741456, 1783588, 3567176, 7134352, 13822807, 27645614, 55291228, 110582456, 221164912]

約数ペア:

[(1, 221164912), (2, 110582456), (4, 55291228), (8, 27645614), (16, 13822807), (31, 7134352), (62, 3567176), (124, 1783588), (127, 1741456), (248, 891794), (254, 870728), (496, 445897), (508, 435364), (1016, 217682), (2032, 108841), (3511, 62992), (3937, 56176), (7022, 31496), (7874, 28088), (14044, 15748)]