28963256

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 36700744

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 113, 161, 184, 199, 226, 322, 398, 452, 644, 791, 796, 904, 1288, 1393, 1582, 1592, 2599, 2786, 3164, 4577, 5198, 5572, 6328, 9154, 10396, 11144, 18193, 18308, 20792, 22487, 32039, 36386, 36616, 44974, 64078, 72772, 89948, 128156, 145544, 157409, 179896, 256312, 314818, 517201, 629636, 1034402, 1259272, 2068804, 3620407, 4137608, 7240814, 14481628, 28963256]

約数ペア:

[(1, 28963256), (2, 14481628), (4, 7240814), (7, 4137608), (8, 3620407), (14, 2068804), (23, 1259272), (28, 1034402), (46, 629636), (56, 517201), (92, 314818), (113, 256312), (161, 179896), (184, 157409), (199, 145544), (226, 128156), (322, 89948), (398, 72772), (452, 64078), (644, 44974), (791, 36616), (796, 36386), (904, 32039), (1288, 22487), (1393, 20792), (1582, 18308), (1592, 18193), (2599, 11144), (2786, 10396), (3164, 9154), (4577, 6328), (5198, 5572)]