28266912

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1686

約数の個数: 72

約数和(自身を含む): 81752580

約数和(自身を除く): 53485668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1609, 1952, 2196, 2928, 3218, 4392, 4827, 5856, 6436, 8784, 9654, 12872, 14481, 17568, 19308, 25744, 28962, 38616, 51488, 57924, 77232, 98149, 115848, 154464, 196298, 231696, 294447, 392596, 463392, 588894, 785192, 883341, 1177788, 1570384, 1766682, 2355576, 3140768, 3533364, 4711152, 7066728, 9422304, 14133456, 28266912]

約数ペア:

[(1, 28266912), (2, 14133456), (3, 9422304), (4, 7066728), (6, 4711152), (8, 3533364), (9, 3140768), (12, 2355576), (16, 1766682), (18, 1570384), (24, 1177788), (32, 883341), (36, 785192), (48, 588894), (61, 463392), (72, 392596), (96, 294447), (122, 231696), (144, 196298), (183, 154464), (244, 115848), (288, 98149), (366, 77232), (488, 57924), (549, 51488), (732, 38616), (976, 28962), (1098, 25744), (1464, 19308), (1609, 17568), (1952, 14481), (2196, 12872), (2928, 9654), (3218, 8784), (4392, 6436), (4827, 5856)]