15972398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 26834976

約数和(自身を除く): 10862578

約数列:

[1, 2, 13, 26, 53, 67, 106, 134, 173, 346, 689, 871, 1378, 1742, 2249, 3551, 4498, 7102, 9169, 11591, 18338, 23182, 46163, 92326, 119197, 150683, 238394, 301366, 614323, 1228646, 7986199, 15972398]

約数ペア:

[(1, 15972398), (2, 7986199), (13, 1228646), (26, 614323), (53, 301366), (67, 238394), (106, 150683), (134, 119197), (173, 92326), (346, 46163), (689, 23182), (871, 18338), (1378, 11591), (1742, 9169), (2249, 7102), (3551, 4498)]