289904330

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{3469}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 534407760

約数和(自身を除く): 244503430

約数列:

[1, 2, 5, 10, 61, 122, 137, 274, 305, 610, 685, 1370, 3469, 6938, 8357, 16714, 17345, 34690, 41785, 83570, 211609, 423218, 475253, 950506, 1058045, 2116090, 2376265, 4752530, 28990433, 57980866, 144952165, 289904330]

約数ペア:

[(1, 289904330), (2, 144952165), (5, 57980866), (10, 28990433), (61, 4752530), (122, 2376265), (137, 2116090), (274, 1058045), (305, 950506), (610, 475253), (685, 423218), (1370, 211609), (3469, 83570), (6938, 41785), (8357, 34690), (16714, 17345)]