28746984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 82800000

約数和(自身を除く): 54053016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 959, 1096, 1249, 1644, 1918, 2498, 2877, 3288, 3747, 3836, 4996, 5754, 7494, 7672, 8743, 9992, 11508, 14988, 17486, 23016, 26229, 29976, 34972, 52458, 69944, 104916, 171113, 209832, 342226, 513339, 684452, 1026678, 1197791, 1368904, 2053356, 2395582, 3593373, 4106712, 4791164, 7186746, 9582328, 14373492, 28746984]

約数ペア:

[(1, 28746984), (2, 14373492), (3, 9582328), (4, 7186746), (6, 4791164), (7, 4106712), (8, 3593373), (12, 2395582), (14, 2053356), (21, 1368904), (24, 1197791), (28, 1026678), (42, 684452), (56, 513339), (84, 342226), (137, 209832), (168, 171113), (274, 104916), (411, 69944), (548, 52458), (822, 34972), (959, 29976), (1096, 26229), (1249, 23016), (1644, 17486), (1918, 14988), (2498, 11508), (2877, 9992), (3288, 8743), (3747, 7672), (3836, 7494), (4996, 5754)]