28440282

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 65028096

約数和(自身を除く): 36587814

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 83, 138, 166, 191, 249, 299, 382, 498, 573, 598, 897, 1079, 1146, 1794, 1909, 2158, 2483, 3237, 3818, 4393, 4966, 5727, 6474, 7449, 8786, 11454, 13179, 14898, 15853, 24817, 26358, 31706, 47559, 49634, 57109, 74451, 95118, 114218, 148902, 171327, 206089, 342654, 364619, 412178, 618267, 729238, 1093857, 1236534, 2187714, 4740047, 9480094, 14220141, 28440282]

約数ペア:

[(1, 28440282), (2, 14220141), (3, 9480094), (6, 4740047), (13, 2187714), (23, 1236534), (26, 1093857), (39, 729238), (46, 618267), (69, 412178), (78, 364619), (83, 342654), (138, 206089), (166, 171327), (191, 148902), (249, 114218), (299, 95118), (382, 74451), (498, 57109), (573, 49634), (598, 47559), (897, 31706), (1079, 26358), (1146, 24817), (1794, 15853), (1909, 14898), (2158, 13179), (2483, 11454), (3237, 8786), (3818, 7449), (4393, 6474), (4966, 5727)]