197508688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30631}}^1$

素因数の和:30683

約数の個数: 40

約数和(自身を含む): 425417216

約数和(自身を除く): 227908528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 30631, 61262, 122524, 245048, 398203, 490096, 796406, 949561, 1592812, 1899122, 3185624, 3798244, 6371248, 7596488, 12344293, 15192976, 24688586, 49377172, 98754344, 197508688]

約数ペア:

[(1, 197508688), (2, 98754344), (4, 49377172), (8, 24688586), (13, 15192976), (16, 12344293), (26, 7596488), (31, 6371248), (52, 3798244), (62, 3185624), (104, 1899122), (124, 1592812), (208, 949561), (248, 796406), (403, 490096), (496, 398203), (806, 245048), (1612, 122524), (3224, 61262), (6448, 30631)]