218792392

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1109}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 507225600

約数和(自身を除く): 288433208

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 271, 364, 542, 728, 1084, 1109, 1897, 2168, 2218, 3523, 3794, 4436, 7046, 7588, 7763, 8872, 14092, 14417, 15176, 15526, 24661, 28184, 28834, 31052, 49322, 57668, 62104, 98644, 100919, 115336, 197288, 201838, 300539, 403676, 601078, 807352, 1202156, 2103773, 2404312, 3907007, 4207546, 7814014, 8415092, 15628028, 16830184, 27349049, 31256056, 54698098, 109396196, 218792392]

約数ペア:

[(1, 218792392), (2, 109396196), (4, 54698098), (7, 31256056), (8, 27349049), (13, 16830184), (14, 15628028), (26, 8415092), (28, 7814014), (52, 4207546), (56, 3907007), (91, 2404312), (104, 2103773), (182, 1202156), (271, 807352), (364, 601078), (542, 403676), (728, 300539), (1084, 201838), (1109, 197288), (1897, 115336), (2168, 100919), (2218, 98644), (3523, 62104), (3794, 57668), (4436, 49322), (7046, 31052), (7588, 28834), (7763, 28184), (8872, 24661), (14092, 15526), (14417, 15176)]