389159056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2153}}^1$

素因数の和:2264

約数の個数: 80

約数和(自身を含む): 897442560

約数和(自身を除く): 508283504

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 572, 632, 869, 1027, 1144, 1264, 1738, 2054, 2153, 2288, 3476, 4108, 4306, 6952, 8216, 8612, 11297, 13904, 16432, 17224, 22594, 23683, 27989, 34448, 45188, 47366, 55978, 90376, 94732, 111956, 170087, 180752, 189464, 223912, 307879, 340174, 378928, 447824, 615758, 680348, 1231516, 1360696, 1870957, 2211131, 2463032, 2721392, 3741914, 4422262, 4926064, 7483828, 8844524, 14967656, 17689048, 24322441, 29935312, 35378096, 48644882, 97289764, 194579528, 389159056]

約数ペア:

[(1, 389159056), (2, 194579528), (4, 97289764), (8, 48644882), (11, 35378096), (13, 29935312), (16, 24322441), (22, 17689048), (26, 14967656), (44, 8844524), (52, 7483828), (79, 4926064), (88, 4422262), (104, 3741914), (143, 2721392), (158, 2463032), (176, 2211131), (208, 1870957), (286, 1360696), (316, 1231516), (572, 680348), (632, 615758), (869, 447824), (1027, 378928), (1144, 340174), (1264, 307879), (1738, 223912), (2054, 189464), (2153, 180752), (2288, 170087), (3476, 111956), (4108, 94732), (4306, 90376), (6952, 55978), (8216, 47366), (8612, 45188), (11297, 34448), (13904, 27989), (16432, 23683), (17224, 22594)]