89971455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 171933696

約数和(自身を除く): 81962241

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 131, 155, 211, 217, 393, 465, 633, 651, 655, 917, 1055, 1085, 1477, 1965, 2751, 3165, 3255, 4061, 4431, 4585, 6541, 7385, 12183, 13755, 19623, 20305, 22155, 27641, 28427, 32705, 45787, 60915, 82923, 85281, 98115, 137361, 138205, 142135, 193487, 228935, 414615, 426405, 580461, 686805, 856871, 967435, 2570613, 2902305, 4284355, 5998097, 12853065, 17994291, 29990485, 89971455]

約数ペア:

[(1, 89971455), (3, 29990485), (5, 17994291), (7, 12853065), (15, 5998097), (21, 4284355), (31, 2902305), (35, 2570613), (93, 967435), (105, 856871), (131, 686805), (155, 580461), (211, 426405), (217, 414615), (393, 228935), (465, 193487), (633, 142135), (651, 138205), (655, 137361), (917, 98115), (1055, 85281), (1085, 82923), (1477, 60915), (1965, 45787), (2751, 32705), (3165, 28427), (3255, 27641), (4061, 22155), (4431, 20305), (4585, 19623), (6541, 13755), (7385, 12183)]