71492988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 196922880

約数和(自身を除く): 125429892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 89, 131, 146, 178, 219, 262, 267, 292, 356, 393, 438, 511, 524, 534, 623, 786, 876, 917, 1022, 1068, 1246, 1533, 1572, 1834, 1869, 2044, 2492, 2751, 3066, 3668, 3738, 5502, 6132, 6497, 7476, 9563, 11004, 11659, 12994, 19126, 19491, 23318, 25988, 28689, 34977, 38252, 38982, 45479, 46636, 57378, 66941, 69954, 77964, 81613, 90958, 114756, 133882, 136437, 139908, 163226, 181916, 200823, 244839, 267764, 272874, 326452, 401646, 489678, 545748, 803292, 851107, 979356, 1702214, 2553321, 3404428, 5106642, 5957749, 10213284, 11915498, 17873247, 23830996, 35746494, 71492988]

約数ペア:

[(1, 71492988), (2, 35746494), (3, 23830996), (4, 17873247), (6, 11915498), (7, 10213284), (12, 5957749), (14, 5106642), (21, 3404428), (28, 2553321), (42, 1702214), (73, 979356), (84, 851107), (89, 803292), (131, 545748), (146, 489678), (178, 401646), (219, 326452), (262, 272874), (267, 267764), (292, 244839), (356, 200823), (393, 181916), (438, 163226), (511, 139908), (524, 136437), (534, 133882), (623, 114756), (786, 90958), (876, 81613), (917, 77964), (1022, 69954), (1068, 66941), (1246, 57378), (1533, 46636), (1572, 45479), (1834, 38982), (1869, 38252), (2044, 34977), (2492, 28689), (2751, 25988), (3066, 23318), (3668, 19491), (3738, 19126), (5502, 12994), (6132, 11659), (6497, 11004), (7476, 9563)]