381213112

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 875080800

約数和(自身を除く): 493867688

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 109, 133, 152, 173, 218, 266, 346, 361, 436, 532, 692, 722, 763, 872, 1064, 1211, 1384, 1444, 1526, 2071, 2422, 2527, 2888, 3052, 3287, 4142, 4844, 5054, 6104, 6574, 8284, 9688, 10108, 13148, 14497, 16568, 18857, 20216, 23009, 26296, 28994, 37714, 39349, 46018, 57988, 62453, 75428, 78698, 92036, 115976, 124906, 131999, 150856, 157396, 184072, 249812, 263998, 275443, 314792, 358283, 437171, 499624, 527996, 550886, 716566, 874342, 1055992, 1101772, 1433132, 1748684, 2203544, 2507981, 2866264, 3497368, 5015962, 6807377, 10031924, 13614754, 20063848, 27229508, 47651639, 54459016, 95303278, 190606556, 381213112]

約数ペア:

[(1, 381213112), (2, 190606556), (4, 95303278), (7, 54459016), (8, 47651639), (14, 27229508), (19, 20063848), (28, 13614754), (38, 10031924), (56, 6807377), (76, 5015962), (109, 3497368), (133, 2866264), (152, 2507981), (173, 2203544), (218, 1748684), (266, 1433132), (346, 1101772), (361, 1055992), (436, 874342), (532, 716566), (692, 550886), (722, 527996), (763, 499624), (872, 437171), (1064, 358283), (1211, 314792), (1384, 275443), (1444, 263998), (1526, 249812), (2071, 184072), (2422, 157396), (2527, 150856), (2888, 131999), (3052, 124906), (3287, 115976), (4142, 92036), (4844, 78698), (5054, 75428), (6104, 62453), (6574, 57988), (8284, 46018), (9688, 39349), (10108, 37714), (13148, 28994), (14497, 26296), (16568, 23009), (18857, 20216)]