178261638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{4127}}^1$

素因数の和:4468

約数の個数: 32

約数和(自身を含む): 373303296

約数和(自身を除く): 195041658

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 313, 626, 939, 1878, 4127, 7199, 8254, 12381, 14398, 21597, 24762, 43194, 94921, 189842, 284763, 569526, 1291751, 2583502, 3875253, 7750506, 29710273, 59420546, 89130819, 178261638]

約数ペア:

[(1, 178261638), (2, 89130819), (3, 59420546), (6, 29710273), (23, 7750506), (46, 3875253), (69, 2583502), (138, 1291751), (313, 569526), (626, 284763), (939, 189842), (1878, 94921), (4127, 43194), (7199, 24762), (8254, 21597), (12381, 14398)]