887993253

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8527}}^1$

素因数の和:8591

約数の個数: 64

約数和(自身を含む): 1637376000

約数和(自身を除く): 749382747

約数列:

[1, 3, 7, 9, 19, 21, 27, 29, 57, 63, 87, 133, 171, 189, 203, 261, 399, 513, 551, 609, 783, 1197, 1653, 1827, 3591, 3857, 4959, 5481, 8527, 11571, 14877, 25581, 34713, 59689, 76743, 104139, 162013, 179067, 230229, 247283, 486039, 537201, 741849, 1134091, 1458117, 1611603, 1730981, 2225547, 3402273, 4374351, 4698377, 5192943, 6676641, 10206819, 14095131, 15578829, 30620457, 32888639, 42285393, 46736487, 98665917, 126856179, 295997751, 887993253]

約数ペア:

[(1, 887993253), (3, 295997751), (7, 126856179), (9, 98665917), (19, 46736487), (21, 42285393), (27, 32888639), (29, 30620457), (57, 15578829), (63, 14095131), (87, 10206819), (133, 6676641), (171, 5192943), (189, 4698377), (203, 4374351), (261, 3402273), (399, 2225547), (513, 1730981), (551, 1611603), (609, 1458117), (783, 1134091), (1197, 741849), (1653, 537201), (1827, 486039), (3591, 247283), (3857, 230229), (4959, 179067), (5481, 162013), (8527, 104139), (11571, 76743), (14877, 59689), (25581, 34713)]