87377318

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 152832000

約数和(自身を除く): 65454682

約数列:

[1, 2, 7, 14, 79, 158, 199, 397, 398, 553, 794, 1106, 1393, 2779, 2786, 5558, 15721, 31363, 31442, 62726, 79003, 110047, 158006, 219541, 220094, 439082, 553021, 1106042, 6241237, 12482474, 43688659, 87377318]

約数ペア:

[(1, 87377318), (2, 43688659), (7, 12482474), (14, 6241237), (79, 1106042), (158, 553021), (199, 439082), (397, 220094), (398, 219541), (553, 158006), (794, 110047), (1106, 79003), (1393, 62726), (2779, 31442), (2786, 31363), (5558, 15721)]