1981567266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{130693}}^1$

素因数の和:130743

約数の個数: 48

約数和(自身を含む): 4780263744

約数和(自身を除く): 2798696478

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 361, 399, 722, 798, 1083, 2166, 2527, 5054, 7581, 15162, 130693, 261386, 392079, 784158, 914851, 1829702, 2483167, 2744553, 4966334, 5489106, 7449501, 14899002, 17382169, 34764338, 47180173, 52146507, 94360346, 104293014, 141540519, 283081038, 330261211, 660522422, 990783633, 1981567266]

約数ペア:

[(1, 1981567266), (2, 990783633), (3, 660522422), (6, 330261211), (7, 283081038), (14, 141540519), (19, 104293014), (21, 94360346), (38, 52146507), (42, 47180173), (57, 34764338), (114, 17382169), (133, 14899002), (266, 7449501), (361, 5489106), (399, 4966334), (722, 2744553), (798, 2483167), (1083, 1829702), (2166, 914851), (2527, 784158), (5054, 392079), (7581, 261386), (15162, 130693)]