172655505

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 338233896

約数和(自身を除く): 165578391

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 121, 165, 185, 333, 363, 407, 495, 555, 605, 857, 1089, 1221, 1665, 1815, 2035, 2571, 3663, 4285, 4477, 5445, 6105, 7713, 9427, 12855, 13431, 18315, 22385, 28281, 31709, 38565, 40293, 47135, 67155, 84843, 95127, 103697, 141405, 158545, 201465, 285381, 311091, 348799, 424215, 475635, 518485, 933273, 1046397, 1426905, 1555455, 1743995, 3139191, 3836789, 4666365, 5231985, 11510367, 15695955, 19183945, 34531101, 57551835, 172655505]

約数ペア:

[(1, 172655505), (3, 57551835), (5, 34531101), (9, 19183945), (11, 15695955), (15, 11510367), (33, 5231985), (37, 4666365), (45, 3836789), (55, 3139191), (99, 1743995), (111, 1555455), (121, 1426905), (165, 1046397), (185, 933273), (333, 518485), (363, 475635), (407, 424215), (495, 348799), (555, 311091), (605, 285381), (857, 201465), (1089, 158545), (1221, 141405), (1665, 103697), (1815, 95127), (2035, 84843), (2571, 67155), (3663, 47135), (4285, 40293), (4477, 38565), (5445, 31709), (6105, 28281), (7713, 22385), (9427, 18315), (12855, 13431)]