1681894144

素因数分解:

$2^8\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1291}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 3845074688

約数和(自身を除く): 2163180544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 727, 896, 1291, 1454, 1792, 2582, 2908, 5089, 5164, 5816, 9037, 10178, 10328, 11632, 18074, 20356, 20656, 23264, 36148, 40712, 41312, 46528, 72296, 81424, 82624, 93056, 144592, 162848, 165248, 186112, 289184, 325696, 330496, 578368, 651392, 938557, 1156736, 1302784, 1877114, 2313472, 3754228, 6569899, 7508456, 13139798, 15016912, 26279596, 30033824, 52559192, 60067648, 105118384, 120135296, 210236768, 240270592, 420473536, 840947072, 1681894144]

約数ペア:

[(1, 1681894144), (2, 840947072), (4, 420473536), (7, 240270592), (8, 210236768), (14, 120135296), (16, 105118384), (28, 60067648), (32, 52559192), (56, 30033824), (64, 26279596), (112, 15016912), (128, 13139798), (224, 7508456), (256, 6569899), (448, 3754228), (727, 2313472), (896, 1877114), (1291, 1302784), (1454, 1156736), (1792, 938557), (2582, 651392), (2908, 578368), (5089, 330496), (5164, 325696), (5816, 289184), (9037, 186112), (10178, 165248), (10328, 162848), (11632, 144592), (18074, 93056), (20356, 82624), (20656, 81424), (23264, 72296), (36148, 46528), (40712, 41312)]