287667952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2222

約数の個数: 80

約数和(自身を含む): 666207360

約数和(自身を除く): 378539408

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 59, 88, 104, 118, 143, 176, 208, 236, 286, 472, 572, 649, 767, 944, 1144, 1298, 1534, 2131, 2288, 2596, 3068, 4262, 5192, 6136, 8437, 8524, 10384, 12272, 16874, 17048, 23441, 27703, 33748, 34096, 46882, 55406, 67496, 93764, 110812, 125729, 134992, 187528, 221624, 251458, 304733, 375056, 443248, 502916, 609466, 1005832, 1218932, 1383019, 1634477, 2011664, 2437864, 2766038, 3268954, 4875728, 5532076, 6537908, 11064152, 13075816, 17979247, 22128304, 26151632, 35958494, 71916988, 143833976, 287667952]

約数ペア:

[(1, 287667952), (2, 143833976), (4, 71916988), (8, 35958494), (11, 26151632), (13, 22128304), (16, 17979247), (22, 13075816), (26, 11064152), (44, 6537908), (52, 5532076), (59, 4875728), (88, 3268954), (104, 2766038), (118, 2437864), (143, 2011664), (176, 1634477), (208, 1383019), (236, 1218932), (286, 1005832), (472, 609466), (572, 502916), (649, 443248), (767, 375056), (944, 304733), (1144, 251458), (1298, 221624), (1534, 187528), (2131, 134992), (2288, 125729), (2596, 110812), (3068, 93764), (4262, 67496), (5192, 55406), (6136, 46882), (8437, 34096), (8524, 33748), (10384, 27703), (12272, 23441), (16874, 17048)]