378156961

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 504693504

約数和(自身を除く): 126536543

約数列:

[1, 7, 13, 23, 49, 53, 91, 161, 299, 371, 487, 637, 689, 1127, 1219, 2093, 2597, 3409, 4823, 6331, 8533, 11201, 14651, 15847, 23863, 25811, 33761, 44317, 59731, 78407, 110929, 145613, 180677, 310219, 335543, 548849, 593653, 776503, 1019291, 1264739, 2348801, 4155571, 7135037, 7717489, 16441607, 29088997, 54022423, 378156961]

約数ペア:

[(1, 378156961), (7, 54022423), (13, 29088997), (23, 16441607), (49, 7717489), (53, 7135037), (91, 4155571), (161, 2348801), (299, 1264739), (371, 1019291), (487, 776503), (637, 593653), (689, 548849), (1127, 335543), (1219, 310219), (2093, 180677), (2597, 145613), (3409, 110929), (4823, 78407), (6331, 59731), (8533, 44317), (11201, 33761), (14651, 25811), (15847, 23863)]