2016178395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{4397}}^1$

素因数の和:4820

約数の個数: 64

約数和(自身を含む): 4032930816

約数和(自身を除く): 2016752421

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 397, 1155, 1191, 1985, 2779, 4367, 4397, 5955, 8337, 13101, 13191, 13895, 21835, 21985, 30569, 30779, 41685, 48367, 65505, 65955, 91707, 92337, 145101, 152845, 153895, 241835, 338569, 458535, 461685, 725505, 1015707, 1692845, 1745609, 5078535, 5236827, 8728045, 12219263, 19201699, 26184135, 36657789, 57605097, 61096315, 96008495, 134411893, 183288945, 288025485, 403235679, 672059465, 2016178395]

約数ペア:

[(1, 2016178395), (3, 672059465), (5, 403235679), (7, 288025485), (11, 183288945), (15, 134411893), (21, 96008495), (33, 61096315), (35, 57605097), (55, 36657789), (77, 26184135), (105, 19201699), (165, 12219263), (231, 8728045), (385, 5236827), (397, 5078535), (1155, 1745609), (1191, 1692845), (1985, 1015707), (2779, 725505), (4367, 461685), (4397, 458535), (5955, 338569), (8337, 241835), (13101, 153895), (13191, 152845), (13895, 145101), (21835, 92337), (21985, 91707), (30569, 65955), (30779, 65505), (41685, 48367)]