858287228

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 1753584000

約数和(自身を除く): 895296772

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 289, 323, 391, 437, 578, 646, 782, 874, 1156, 1292, 1564, 1699, 1748, 3398, 5491, 6647, 6796, 7429, 10982, 13294, 14858, 21964, 26588, 28883, 29716, 32281, 39077, 57766, 64562, 78154, 115532, 126293, 129124, 156308, 252586, 491011, 505172, 548777, 664309, 742463, 982022, 1097554, 1328618, 1484926, 1964044, 2195108, 2657236, 2969852, 9329209, 11293253, 12621871, 18658418, 22586506, 25243742, 37316836, 45173012, 50487484, 214571807, 429143614, 858287228]

約数ペア:

[(1, 858287228), (2, 429143614), (4, 214571807), (17, 50487484), (19, 45173012), (23, 37316836), (34, 25243742), (38, 22586506), (46, 18658418), (68, 12621871), (76, 11293253), (92, 9329209), (289, 2969852), (323, 2657236), (391, 2195108), (437, 1964044), (578, 1484926), (646, 1328618), (782, 1097554), (874, 982022), (1156, 742463), (1292, 664309), (1564, 548777), (1699, 505172), (1748, 491011), (3398, 252586), (5491, 156308), (6647, 129124), (6796, 126293), (7429, 115532), (10982, 78154), (13294, 64562), (14858, 57766), (21964, 39077), (26588, 32281), (28883, 29716)]