38774428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 88083072

約数和(自身を除く): 49308644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 131, 154, 217, 262, 308, 341, 434, 524, 682, 868, 917, 961, 1364, 1441, 1834, 1922, 2387, 2882, 3668, 3844, 4061, 4774, 5764, 6727, 8122, 9548, 10087, 10571, 13454, 16244, 20174, 21142, 26908, 28427, 40348, 42284, 44671, 56854, 73997, 89342, 113708, 125891, 147994, 178684, 251782, 295988, 312697, 503564, 625394, 881237, 1250788, 1384801, 1762474, 2769602, 3524948, 5539204, 9693607, 19387214, 38774428]

約数ペア:

[(1, 38774428), (2, 19387214), (4, 9693607), (7, 5539204), (11, 3524948), (14, 2769602), (22, 1762474), (28, 1384801), (31, 1250788), (44, 881237), (62, 625394), (77, 503564), (124, 312697), (131, 295988), (154, 251782), (217, 178684), (262, 147994), (308, 125891), (341, 113708), (434, 89342), (524, 73997), (682, 56854), (868, 44671), (917, 42284), (961, 40348), (1364, 28427), (1441, 26908), (1834, 21142), (1922, 20174), (2387, 16244), (2882, 13454), (3668, 10571), (3844, 10087), (4061, 9548), (4774, 8122), (5764, 6727)]