13305480321

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{205913}}^1$

素因数の和:206121

約数の個数: 32

約数和(自身を含む): 21586376448

約数和(自身を除く): 8280896127

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 357, 543, 1267, 3077, 3801, 9231, 21539, 64617, 205913, 617739, 1441391, 3500521, 4324173, 10501563, 24503647, 37270253, 73510941, 111810759, 260891771, 633594301, 782675313, 1900782903, 4435160107, 13305480321]

約数ペア:

[(1, 13305480321), (3, 4435160107), (7, 1900782903), (17, 782675313), (21, 633594301), (51, 260891771), (119, 111810759), (181, 73510941), (357, 37270253), (543, 24503647), (1267, 10501563), (3077, 4324173), (3801, 3500521), (9231, 1441391), (21539, 617739), (64617, 205913)]