821110528

素因数分解:

$2^8\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2399}}^1$

素因数の和:2613

約数の個数: 72

約数和(自身を含む): 1883750400

約数和(自身を除く): 1062639872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 191, 224, 256, 382, 448, 764, 896, 1337, 1528, 1792, 2399, 2674, 3056, 4798, 5348, 6112, 9596, 10696, 12224, 16793, 19192, 21392, 24448, 33586, 38384, 42784, 48896, 67172, 76768, 85568, 134344, 153536, 171136, 268688, 307072, 342272, 458209, 537376, 614144, 916418, 1074752, 1832836, 2149504, 3207463, 3665672, 4299008, 6414926, 7331344, 12829852, 14662688, 25659704, 29325376, 51319408, 58650752, 102638816, 117301504, 205277632, 410555264, 821110528]

約数ペア:

[(1, 821110528), (2, 410555264), (4, 205277632), (7, 117301504), (8, 102638816), (14, 58650752), (16, 51319408), (28, 29325376), (32, 25659704), (56, 14662688), (64, 12829852), (112, 7331344), (128, 6414926), (191, 4299008), (224, 3665672), (256, 3207463), (382, 2149504), (448, 1832836), (764, 1074752), (896, 916418), (1337, 614144), (1528, 537376), (1792, 458209), (2399, 342272), (2674, 307072), (3056, 268688), (4798, 171136), (5348, 153536), (6112, 134344), (9596, 85568), (10696, 76768), (12224, 67172), (16793, 48896), (19192, 42784), (21392, 38384), (24448, 33586)]