38385756

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 100564464

約数和(自身を除く): 62178708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 137, 172, 181, 258, 274, 362, 387, 411, 516, 543, 548, 724, 774, 822, 1086, 1233, 1548, 1629, 1644, 2172, 2466, 3258, 4932, 5891, 6516, 7783, 11782, 15566, 17673, 23349, 23564, 24797, 31132, 35346, 46698, 49594, 53019, 70047, 70692, 74391, 93396, 99188, 106038, 140094, 148782, 212076, 223173, 280188, 297564, 446346, 892692, 1066271, 2132542, 3198813, 4265084, 6397626, 9596439, 12795252, 19192878, 38385756]

約数ペア:

[(1, 38385756), (2, 19192878), (3, 12795252), (4, 9596439), (6, 6397626), (9, 4265084), (12, 3198813), (18, 2132542), (36, 1066271), (43, 892692), (86, 446346), (129, 297564), (137, 280188), (172, 223173), (181, 212076), (258, 148782), (274, 140094), (362, 106038), (387, 99188), (411, 93396), (516, 74391), (543, 70692), (548, 70047), (724, 53019), (774, 49594), (822, 46698), (1086, 35346), (1233, 31132), (1548, 24797), (1629, 23564), (1644, 23349), (2172, 17673), (2466, 15566), (3258, 11782), (4932, 7783), (5891, 6516)]