306999238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{20323}}^1$

素因数の和:20428

約数の個数: 32

約数和(自身を含む): 573624576

約数和(自身を除く): 266625338

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 2158, 7553, 15106, 20323, 40646, 142261, 264199, 284522, 528398, 1686809, 1849393, 3373618, 3698786, 11807663, 21928517, 23615326, 43857034, 153499619, 306999238]

約数ペア:

[(1, 306999238), (2, 153499619), (7, 43857034), (13, 23615326), (14, 21928517), (26, 11807663), (83, 3698786), (91, 3373618), (166, 1849393), (182, 1686809), (581, 528398), (1079, 284522), (1162, 264199), (2158, 142261), (7553, 40646), (15106, 20323)]