201832281

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 341452800

約数和(自身を除く): 139620519

約数列:

[1, 3, 7, 9, 21, 63, 79, 107, 237, 321, 379, 553, 711, 749, 963, 1137, 1659, 2247, 2653, 3411, 4977, 6741, 7959, 8453, 23877, 25359, 29941, 40553, 59171, 76077, 89823, 121659, 177513, 209587, 269469, 283871, 364977, 532539, 628761, 851613, 1886283, 2554839, 3203687, 9611061, 22425809, 28833183, 67277427, 201832281]

約数ペア:

[(1, 201832281), (3, 67277427), (7, 28833183), (9, 22425809), (21, 9611061), (63, 3203687), (79, 2554839), (107, 1886283), (237, 851613), (321, 628761), (379, 532539), (553, 364977), (711, 283871), (749, 269469), (963, 209587), (1137, 177513), (1659, 121659), (2247, 89823), (2653, 76077), (3411, 59171), (4977, 40553), (6741, 29941), (7959, 25359), (8453, 23877)]