328777778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{1259}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 589317120

約数和(自身を除く): 260539342

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 811, 1259, 1622, 2518, 5677, 8813, 11354, 17626, 18653, 28957, 37306, 57914, 130571, 202699, 261142, 405398, 1021049, 2042098, 7147343, 14294686, 23484127, 46968254, 164388889, 328777778]

約数ペア:

[(1, 328777778), (2, 164388889), (7, 46968254), (14, 23484127), (23, 14294686), (46, 7147343), (161, 2042098), (322, 1021049), (811, 405398), (1259, 261142), (1622, 202699), (2518, 130571), (5677, 57914), (8813, 37306), (11354, 28957), (17626, 18653)]