28448004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{631}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 76057408

約数和(自身を除く): 47609404

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 289, 442, 578, 631, 663, 867, 884, 1156, 1262, 1326, 1734, 1893, 2524, 2652, 3468, 3757, 3786, 7514, 7572, 8203, 10727, 11271, 15028, 16406, 21454, 22542, 24609, 32181, 32812, 42908, 45084, 49218, 64362, 98436, 128724, 139451, 182359, 278902, 364718, 418353, 547077, 557804, 729436, 836706, 1094154, 1673412, 2188308, 2370667, 4741334, 7112001, 9482668, 14224002, 28448004]

約数ペア:

[(1, 28448004), (2, 14224002), (3, 9482668), (4, 7112001), (6, 4741334), (12, 2370667), (13, 2188308), (17, 1673412), (26, 1094154), (34, 836706), (39, 729436), (51, 557804), (52, 547077), (68, 418353), (78, 364718), (102, 278902), (156, 182359), (204, 139451), (221, 128724), (289, 98436), (442, 64362), (578, 49218), (631, 45084), (663, 42908), (867, 32812), (884, 32181), (1156, 24609), (1262, 22542), (1326, 21454), (1734, 16406), (1893, 15028), (2524, 11271), (2652, 10727), (3468, 8203), (3757, 7572), (3786, 7514)]