8487666488

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1\times {\mathrm{2081}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 18345251520

約数和(自身を除く): 9857585032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 421, 692, 842, 1211, 1384, 1684, 2081, 2422, 2947, 3368, 4162, 4844, 5894, 8324, 9688, 11788, 14567, 16648, 23576, 29134, 58268, 72833, 116536, 145666, 291332, 360013, 509831, 582664, 720026, 876101, 1019662, 1440052, 1752202, 2039324, 2520091, 2880104, 3504404, 4078648, 5040182, 6132707, 7008808, 10080364, 12265414, 20160728, 24530828, 49061656, 151565473, 303130946, 606261892, 1060958311, 1212523784, 2121916622, 4243833244, 8487666488]

約数ペア:

[(1, 8487666488), (2, 4243833244), (4, 2121916622), (7, 1212523784), (8, 1060958311), (14, 606261892), (28, 303130946), (56, 151565473), (173, 49061656), (346, 24530828), (421, 20160728), (692, 12265414), (842, 10080364), (1211, 7008808), (1384, 6132707), (1684, 5040182), (2081, 4078648), (2422, 3504404), (2947, 2880104), (3368, 2520091), (4162, 2039324), (4844, 1752202), (5894, 1440052), (8324, 1019662), (9688, 876101), (11788, 720026), (14567, 582664), (16648, 509831), (23576, 360013), (29134, 291332), (58268, 145666), (72833, 116536)]