3998436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 10753344

約数和(自身を除く): 6754908

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 71, 76, 78, 114, 142, 156, 213, 228, 247, 284, 361, 426, 494, 722, 741, 852, 923, 988, 1083, 1349, 1444, 1482, 1846, 2166, 2698, 2769, 2964, 3692, 4047, 4332, 4693, 5396, 5538, 8094, 9386, 11076, 14079, 16188, 17537, 18772, 25631, 28158, 35074, 51262, 52611, 56316, 70148, 76893, 102524, 105222, 153786, 210444, 307572, 333203, 666406, 999609, 1332812, 1999218, 3998436]

約数ペア:

[(1, 3998436), (2, 1999218), (3, 1332812), (4, 999609), (6, 666406), (12, 333203), (13, 307572), (19, 210444), (26, 153786), (38, 105222), (39, 102524), (52, 76893), (57, 70148), (71, 56316), (76, 52611), (78, 51262), (114, 35074), (142, 28158), (156, 25631), (213, 18772), (228, 17537), (247, 16188), (284, 14079), (361, 11076), (426, 9386), (494, 8094), (722, 5538), (741, 5396), (852, 4693), (923, 4332), (988, 4047), (1083, 3692), (1349, 2964), (1444, 2769), (1482, 2698), (1846, 2166)]