40981278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3037}}^1$

素因数の和:3228

約数の個数: 32

約数和(自身を含む): 88806816

約数和(自身を除く): 47825538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 3037, 4498, 6074, 6747, 9111, 13494, 18222, 39481, 78962, 118443, 236886, 525401, 1050802, 1576203, 3152406, 6830213, 13660426, 20490639, 40981278]

約数ペア:

[(1, 40981278), (2, 20490639), (3, 13660426), (6, 6830213), (13, 3152406), (26, 1576203), (39, 1050802), (78, 525401), (173, 236886), (346, 118443), (519, 78962), (1038, 39481), (2249, 18222), (3037, 13494), (4498, 9111), (6074, 6747)]