39516828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 102403728

約数和(自身を除く): 62886900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 137, 156, 172, 258, 274, 411, 516, 548, 559, 822, 1118, 1644, 1677, 1781, 1849, 2236, 3354, 3562, 3698, 5343, 5547, 5891, 6708, 7124, 7396, 10686, 11094, 11782, 17673, 21372, 22188, 23564, 24037, 35346, 48074, 70692, 72111, 76583, 96148, 144222, 153166, 229749, 253313, 288444, 306332, 459498, 506626, 759939, 918996, 1013252, 1519878, 3039756, 3293069, 6586138, 9879207, 13172276, 19758414, 39516828]

約数ペア:

[(1, 39516828), (2, 19758414), (3, 13172276), (4, 9879207), (6, 6586138), (12, 3293069), (13, 3039756), (26, 1519878), (39, 1013252), (43, 918996), (52, 759939), (78, 506626), (86, 459498), (129, 306332), (137, 288444), (156, 253313), (172, 229749), (258, 153166), (274, 144222), (411, 96148), (516, 76583), (548, 72111), (559, 70692), (822, 48074), (1118, 35346), (1644, 24037), (1677, 23564), (1781, 22188), (1849, 21372), (2236, 17673), (3354, 11782), (3562, 11094), (3698, 10686), (5343, 7396), (5547, 7124), (5891, 6708)]