1619072

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 3998400

約数和(自身を除く): 2379328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 139, 182, 208, 224, 278, 364, 416, 448, 556, 728, 832, 896, 973, 1112, 1456, 1664, 1807, 1946, 2224, 2912, 3614, 3892, 4448, 5824, 7228, 7784, 8896, 11648, 12649, 14456, 15568, 17792, 25298, 28912, 31136, 50596, 57824, 62272, 101192, 115648, 124544, 202384, 231296, 404768, 809536, 1619072]

約数ペア:

[(1, 1619072), (2, 809536), (4, 404768), (7, 231296), (8, 202384), (13, 124544), (14, 115648), (16, 101192), (26, 62272), (28, 57824), (32, 50596), (52, 31136), (56, 28912), (64, 25298), (91, 17792), (104, 15568), (112, 14456), (128, 12649), (139, 11648), (182, 8896), (208, 7784), (224, 7228), (278, 5824), (364, 4448), (416, 3892), (448, 3614), (556, 2912), (728, 2224), (832, 1946), (896, 1807), (973, 1664), (1112, 1456)]