28691936

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 71124480

約数和(自身を除く): 42432544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 59, 91, 104, 112, 118, 167, 182, 208, 224, 236, 334, 364, 413, 416, 472, 668, 728, 767, 826, 944, 1169, 1336, 1456, 1534, 1652, 1888, 2171, 2338, 2672, 2912, 3068, 3304, 4342, 4676, 5344, 5369, 6136, 6608, 8684, 9352, 9853, 10738, 12272, 13216, 15197, 17368, 18704, 19706, 21476, 24544, 30394, 34736, 37408, 39412, 42952, 60788, 68971, 69472, 78824, 85904, 121576, 128089, 137942, 157648, 171808, 243152, 256178, 275884, 315296, 486304, 512356, 551768, 896623, 1024712, 1103536, 1793246, 2049424, 2207072, 3586492, 4098848, 7172984, 14345968, 28691936]

約数ペア:

[(1, 28691936), (2, 14345968), (4, 7172984), (7, 4098848), (8, 3586492), (13, 2207072), (14, 2049424), (16, 1793246), (26, 1103536), (28, 1024712), (32, 896623), (52, 551768), (56, 512356), (59, 486304), (91, 315296), (104, 275884), (112, 256178), (118, 243152), (167, 171808), (182, 157648), (208, 137942), (224, 128089), (236, 121576), (334, 85904), (364, 78824), (413, 69472), (416, 68971), (472, 60788), (668, 42952), (728, 39412), (767, 37408), (826, 34736), (944, 30394), (1169, 24544), (1336, 21476), (1456, 19706), (1534, 18704), (1652, 17368), (1888, 15197), (2171, 13216), (2338, 12272), (2672, 10738), (2912, 9853), (3068, 9352), (3304, 8684), (4342, 6608), (4676, 6136), (5344, 5369)]