201827205

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 363916800

約数和(自身を除く): 162089595

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 149, 155, 279, 447, 465, 745, 971, 1341, 1395, 2235, 2913, 4619, 4855, 6705, 8739, 13857, 14565, 23095, 30101, 41571, 43695, 69285, 90303, 144679, 150505, 207855, 270909, 434037, 451515, 723395, 1302111, 1354545, 2170185, 4485049, 6510555, 13455147, 22425245, 40365441, 67275735, 201827205]

約数ペア:

[(1, 201827205), (3, 67275735), (5, 40365441), (9, 22425245), (15, 13455147), (31, 6510555), (45, 4485049), (93, 2170185), (149, 1354545), (155, 1302111), (279, 723395), (447, 451515), (465, 434037), (745, 270909), (971, 207855), (1341, 150505), (1395, 144679), (2235, 90303), (2913, 69285), (4619, 43695), (4855, 41571), (6705, 30101), (8739, 23095), (13857, 14565)]