1889977155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2447}}^1$

素因数の和:2648

約数の個数: 64

約数和(自身を含む): 3429236736

約数和(自身を除く): 1539259581

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 151, 155, 165, 341, 453, 465, 755, 1023, 1661, 1705, 2265, 2447, 4681, 4983, 5115, 7341, 8305, 12235, 14043, 23405, 24915, 26917, 36705, 51491, 70215, 75857, 80751, 134585, 154473, 227571, 257455, 369497, 379285, 403755, 772365, 834427, 1108491, 1137855, 1847485, 2503281, 4064467, 4172135, 5542455, 11454407, 12193401, 12516405, 20322335, 34363221, 57272035, 60967005, 125998477, 171816105, 377995431, 629992385, 1889977155]

約数ペア:

[(1, 1889977155), (3, 629992385), (5, 377995431), (11, 171816105), (15, 125998477), (31, 60967005), (33, 57272035), (55, 34363221), (93, 20322335), (151, 12516405), (155, 12193401), (165, 11454407), (341, 5542455), (453, 4172135), (465, 4064467), (755, 2503281), (1023, 1847485), (1661, 1137855), (1705, 1108491), (2265, 834427), (2447, 772365), (4681, 403755), (4983, 379285), (5115, 369497), (7341, 257455), (8305, 227571), (12235, 154473), (14043, 134585), (23405, 80751), (24915, 75857), (26917, 70215), (36705, 51491)]