27427257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 47226816

約数和(自身を除く): 19799559

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 101, 117, 143, 211, 303, 429, 633, 909, 1111, 1287, 1313, 1899, 2321, 2743, 3333, 3939, 6963, 8229, 9999, 11817, 14443, 20889, 21311, 24687, 30173, 43329, 63933, 90519, 129987, 191799, 234421, 271557, 277043, 703263, 831129, 2109789, 2493387, 3047473, 9142419, 27427257]

約数ペア:

[(1, 27427257), (3, 9142419), (9, 3047473), (11, 2493387), (13, 2109789), (33, 831129), (39, 703263), (99, 277043), (101, 271557), (117, 234421), (143, 191799), (211, 129987), (303, 90519), (429, 63933), (633, 43329), (909, 30173), (1111, 24687), (1287, 21311), (1313, 20889), (1899, 14443), (2321, 11817), (2743, 9999), (3333, 8229), (3939, 6963)]