201621472

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2297}}^1$

素因数の和:2531

約数の個数: 48

約数和(自身を含む): 429689232

約数和(自身を除く): 228067760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 211, 416, 422, 844, 1688, 2297, 2743, 3376, 4594, 5486, 6752, 9188, 10972, 18376, 21944, 29861, 36752, 43888, 59722, 73504, 87776, 119444, 238888, 477776, 484667, 955552, 969334, 1938668, 3877336, 6300671, 7754672, 12601342, 15509344, 25202684, 50405368, 100810736, 201621472]

約数ペア:

[(1, 201621472), (2, 100810736), (4, 50405368), (8, 25202684), (13, 15509344), (16, 12601342), (26, 7754672), (32, 6300671), (52, 3877336), (104, 1938668), (208, 969334), (211, 955552), (416, 484667), (422, 477776), (844, 238888), (1688, 119444), (2297, 87776), (2743, 73504), (3376, 59722), (4594, 43888), (5486, 36752), (6752, 29861), (9188, 21944), (10972, 18376)]