40686987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 61814016

約数和(自身を除く): 21127029

約数列:

[1, 3, 11, 33, 43, 53, 129, 159, 473, 541, 583, 1419, 1623, 1749, 2279, 5951, 6837, 17853, 23263, 25069, 28673, 69789, 75207, 86019, 255893, 315403, 767679, 946209, 1232939, 3698817, 13562329, 40686987]

約数ペア:

[(1, 40686987), (3, 13562329), (11, 3698817), (33, 1232939), (43, 946209), (53, 767679), (129, 315403), (159, 255893), (473, 86019), (541, 75207), (583, 69789), (1419, 28673), (1623, 25069), (1749, 23263), (2279, 17853), (5951, 6837)]