201972706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^2$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 350465472

約数和(自身を除く): 148492766

約数列:

[1, 2, 13, 23, 26, 46, 67, 71, 134, 142, 299, 598, 871, 923, 1541, 1633, 1742, 1846, 3082, 3266, 4757, 5041, 9514, 10082, 20033, 21229, 40066, 42458, 61841, 65533, 109411, 115943, 123682, 131066, 218822, 231886, 337747, 675494, 1422343, 1507259, 2844686, 3014518, 4390711, 7768181, 8781422, 15536362, 100986353, 201972706]

約数ペア:

[(1, 201972706), (2, 100986353), (13, 15536362), (23, 8781422), (26, 7768181), (46, 4390711), (67, 3014518), (71, 2844686), (134, 1507259), (142, 1422343), (299, 675494), (598, 337747), (871, 231886), (923, 218822), (1541, 131066), (1633, 123682), (1742, 115943), (1846, 109411), (3082, 65533), (3266, 61841), (4757, 42458), (5041, 40066), (9514, 21229), (10082, 20033)]