641874338

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{40253}}^1$

素因数の和:40346

約数の個数: 32

約数和(自身を含む): 1182501504

約数和(自身を除く): 540627166

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 2278, 7973, 15946, 40253, 80506, 281771, 563542, 684301, 1368602, 2696951, 4790107, 5393902, 9580214, 18878657, 37757314, 45848167, 91696334, 320937169, 641874338]

約数ペア:

[(1, 641874338), (2, 320937169), (7, 91696334), (14, 45848167), (17, 37757314), (34, 18878657), (67, 9580214), (119, 5393902), (134, 4790107), (238, 2696951), (469, 1368602), (938, 684301), (1139, 563542), (2278, 281771), (7973, 80506), (15946, 40253)]