28557004

素因数分解:

$2^2\times 7^2\times {\mathrm{367}}^1\times {\mathrm{397}}^1$

素因数の和:782

約数の個数: 36

約数和(自身を含む): 58439136

約数和(自身を除く): 29882132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 367, 397, 734, 794, 1468, 1588, 2569, 2779, 5138, 5558, 10276, 11116, 17983, 19453, 35966, 38906, 71932, 77812, 145699, 291398, 582796, 1019893, 2039786, 4079572, 7139251, 14278502, 28557004]

約数ペア:

[(1, 28557004), (2, 14278502), (4, 7139251), (7, 4079572), (14, 2039786), (28, 1019893), (49, 582796), (98, 291398), (196, 145699), (367, 77812), (397, 71932), (734, 38906), (794, 35966), (1468, 19453), (1588, 17983), (2569, 11116), (2779, 10276), (5138, 5558)]