245267015

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 343388160

約数和(自身を除く): 98121145

約数列:

[1, 5, 7, 35, 71, 229, 355, 431, 497, 1145, 1603, 2155, 2485, 3017, 8015, 15085, 16259, 30601, 81295, 98699, 113813, 153005, 214207, 493495, 569065, 690893, 1071035, 3454465, 7007629, 35038145, 49053403, 245267015]

約数ペア:

[(1, 245267015), (5, 49053403), (7, 35038145), (35, 7007629), (71, 3454465), (229, 1071035), (355, 690893), (431, 569065), (497, 493495), (1145, 214207), (1603, 153005), (2155, 113813), (2485, 98699), (3017, 81295), (8015, 30601), (15085, 16259)]