83131470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21481}}^1$

素因数の和:21537

約数の個数: 48

約数和(自身を含む): 221178672

約数和(自身を除く): 138047202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 21481, 42962, 64443, 107405, 128886, 193329, 214810, 322215, 386658, 644430, 923683, 966645, 1847366, 1933290, 2771049, 4618415, 5542098, 8313147, 9236830, 13855245, 16626294, 27710490, 41565735, 83131470]

約数ペア:

[(1, 83131470), (2, 41565735), (3, 27710490), (5, 16626294), (6, 13855245), (9, 9236830), (10, 8313147), (15, 5542098), (18, 4618415), (30, 2771049), (43, 1933290), (45, 1847366), (86, 966645), (90, 923683), (129, 644430), (215, 386658), (258, 322215), (387, 214810), (430, 193329), (645, 128886), (774, 107405), (1290, 64443), (1935, 42962), (3870, 21481)]