161926856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 375338880

約数和(自身を除く): 213412024

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 347, 364, 641, 694, 728, 1282, 1388, 2429, 2564, 2776, 4487, 4511, 4858, 5128, 8333, 8974, 9022, 9716, 16666, 17948, 18044, 19432, 31577, 33332, 35896, 36088, 58331, 63154, 66664, 116662, 126308, 222427, 233324, 252616, 444854, 466648, 889708, 1556989, 1779416, 2891551, 3113978, 5783102, 6227956, 11566204, 12455912, 20240857, 23132408, 40481714, 80963428, 161926856]

約数ペア:

[(1, 161926856), (2, 80963428), (4, 40481714), (7, 23132408), (8, 20240857), (13, 12455912), (14, 11566204), (26, 6227956), (28, 5783102), (52, 3113978), (56, 2891551), (91, 1779416), (104, 1556989), (182, 889708), (347, 466648), (364, 444854), (641, 252616), (694, 233324), (728, 222427), (1282, 126308), (1388, 116662), (2429, 66664), (2564, 63154), (2776, 58331), (4487, 36088), (4511, 35896), (4858, 33332), (5128, 31577), (8333, 19432), (8974, 18044), (9022, 17948), (9716, 16666)]