217084112

素因数分解:

$2^4\times 7^2\times {\mathrm{409}}^1\times {\mathrm{677}}^1$

素因数の和:1108

約数の個数: 60

約数和(自身を含む): 491190660

約数和(自身を除く): 274106548

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 409, 677, 784, 818, 1354, 1636, 2708, 2863, 3272, 4739, 5416, 5726, 6544, 9478, 10832, 11452, 18956, 20041, 22904, 33173, 37912, 40082, 45808, 66346, 75824, 80164, 132692, 160328, 265384, 276893, 320656, 530768, 553786, 1107572, 1938251, 2215144, 3876502, 4430288, 7753004, 13567757, 15506008, 27135514, 31012016, 54271028, 108542056, 217084112]

約数ペア:

[(1, 217084112), (2, 108542056), (4, 54271028), (7, 31012016), (8, 27135514), (14, 15506008), (16, 13567757), (28, 7753004), (49, 4430288), (56, 3876502), (98, 2215144), (112, 1938251), (196, 1107572), (392, 553786), (409, 530768), (677, 320656), (784, 276893), (818, 265384), (1354, 160328), (1636, 132692), (2708, 80164), (2863, 75824), (3272, 66346), (4739, 45808), (5416, 40082), (5726, 37912), (6544, 33173), (9478, 22904), (10832, 20041), (11452, 18956)]