868697128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1277}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 1820689920

約数和(自身を除く): 951992792

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 211, 248, 403, 422, 806, 844, 1277, 1612, 1688, 2554, 2743, 3224, 5108, 5486, 6541, 10216, 10972, 13082, 16601, 21944, 26164, 33202, 39587, 52328, 66404, 79174, 85033, 132808, 158348, 170066, 269447, 316696, 340132, 514631, 538894, 680264, 1029262, 1077788, 2058524, 2155576, 3502811, 4117048, 7005622, 8352857, 14011244, 16705714, 28022488, 33411428, 66822856, 108587141, 217174282, 434348564, 868697128]

約数ペア:

[(1, 868697128), (2, 434348564), (4, 217174282), (8, 108587141), (13, 66822856), (26, 33411428), (31, 28022488), (52, 16705714), (62, 14011244), (104, 8352857), (124, 7005622), (211, 4117048), (248, 3502811), (403, 2155576), (422, 2058524), (806, 1077788), (844, 1029262), (1277, 680264), (1612, 538894), (1688, 514631), (2554, 340132), (2743, 316696), (3224, 269447), (5108, 170066), (5486, 158348), (6541, 132808), (10216, 85033), (10972, 79174), (13082, 66404), (16601, 52328), (21944, 39587), (26164, 33202)]