205320426255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1641841}}^1$

素因数の和:1642256

約数の個数: 48

約数和(自身を含む): 407754744384

約数和(自身を除く): 202434318129

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 397, 1191, 1985, 2779, 3573, 5955, 8337, 13895, 17865, 25011, 41685, 125055, 1641841, 4925523, 8209205, 11492887, 14776569, 24627615, 34478661, 57464435, 73882845, 103435983, 172393305, 517179915, 651810877, 1955432631, 3259054385, 4562676139, 5866297893, 9777163155, 13688028417, 22813380695, 29331489465, 41064085251, 68440142085, 205320426255]

約数ペア:

[(1, 205320426255), (3, 68440142085), (5, 41064085251), (7, 29331489465), (9, 22813380695), (15, 13688028417), (21, 9777163155), (35, 5866297893), (45, 4562676139), (63, 3259054385), (105, 1955432631), (315, 651810877), (397, 517179915), (1191, 172393305), (1985, 103435983), (2779, 73882845), (3573, 57464435), (5955, 34478661), (8337, 24627615), (13895, 14776569), (17865, 11492887), (25011, 8209205), (41685, 4925523), (125055, 1641841)]