221020136

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 444312000

約数和(自身を除く): 223291864

約数列:

[1, 2, 4, 8, 29, 58, 59, 67, 116, 118, 134, 232, 236, 241, 268, 472, 482, 536, 964, 1711, 1928, 1943, 3422, 3886, 3953, 6844, 6989, 7772, 7906, 13688, 13978, 14219, 15544, 15812, 16147, 27956, 28438, 31624, 32294, 55912, 56876, 64588, 113752, 114637, 129176, 229274, 412351, 458548, 468263, 824702, 917096, 936526, 952673, 1649404, 1873052, 1905346, 3298808, 3746104, 3810692, 7621384, 27627517, 55255034, 110510068, 221020136]

約数ペア:

[(1, 221020136), (2, 110510068), (4, 55255034), (8, 27627517), (29, 7621384), (58, 3810692), (59, 3746104), (67, 3298808), (116, 1905346), (118, 1873052), (134, 1649404), (232, 952673), (236, 936526), (241, 917096), (268, 824702), (472, 468263), (482, 458548), (536, 412351), (964, 229274), (1711, 129176), (1928, 114637), (1943, 113752), (3422, 64588), (3886, 56876), (3953, 55912), (6844, 32294), (6989, 31624), (7772, 28438), (7906, 27956), (13688, 16147), (13978, 15812), (14219, 15544)]