42788648

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 96768000

約数和(自身を除く): 53979352

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 139, 161, 184, 239, 278, 322, 478, 556, 644, 956, 973, 1112, 1288, 1673, 1912, 1946, 3197, 3346, 3892, 5497, 6394, 6692, 7784, 10994, 12788, 13384, 21988, 22379, 25576, 33221, 38479, 43976, 44758, 66442, 76958, 89516, 132884, 153916, 179032, 232547, 265768, 307832, 465094, 764083, 930188, 1528166, 1860376, 3056332, 5348581, 6112664, 10697162, 21394324, 42788648]

約数ペア:

[(1, 42788648), (2, 21394324), (4, 10697162), (7, 6112664), (8, 5348581), (14, 3056332), (23, 1860376), (28, 1528166), (46, 930188), (56, 764083), (92, 465094), (139, 307832), (161, 265768), (184, 232547), (239, 179032), (278, 153916), (322, 132884), (478, 89516), (556, 76958), (644, 66442), (956, 44758), (973, 43976), (1112, 38479), (1288, 33221), (1673, 25576), (1912, 22379), (1946, 21988), (3197, 13384), (3346, 12788), (3892, 10994), (5497, 7784), (6394, 6692)]