201963105

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 376704000

約数和(自身を除く): 174740895

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 79, 87, 135, 145, 237, 261, 395, 435, 653, 711, 783, 1185, 1305, 1959, 2133, 2291, 3265, 3555, 3915, 5877, 6873, 9795, 10665, 11455, 17631, 18937, 20619, 29385, 34365, 51587, 56811, 61857, 88155, 94685, 103095, 154761, 170433, 257935, 284055, 309285, 464283, 511299, 773805, 852165, 1392849, 1496023, 2321415, 2556495, 4488069, 6964245, 7480115, 13464207, 22440345, 40392621, 67321035, 201963105]

約数ペア:

[(1, 201963105), (3, 67321035), (5, 40392621), (9, 22440345), (15, 13464207), (27, 7480115), (29, 6964245), (45, 4488069), (79, 2556495), (87, 2321415), (135, 1496023), (145, 1392849), (237, 852165), (261, 773805), (395, 511299), (435, 464283), (653, 309285), (711, 284055), (783, 257935), (1185, 170433), (1305, 154761), (1959, 103095), (2133, 94685), (2291, 88155), (3265, 61857), (3555, 56811), (3915, 51587), (5877, 34365), (6873, 29385), (9795, 20619), (10665, 18937), (11455, 17631)]