15691970476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1390639}}^1$

素因数の和:1390694

約数の個数: 48

約数和(自身を含む): 34888376320

約数和(自身を除く): 19196405844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 1390639, 2781278, 5562556, 9734473, 18078307, 19468946, 36156614, 38937892, 43109809, 72313228, 86219618, 126548149, 172439236, 253096298, 301768663, 506192596, 560427517, 603537326, 1120855034, 1207074652, 2241710068, 3922992619, 7845985238, 15691970476]

約数ペア:

[(1, 15691970476), (2, 7845985238), (4, 3922992619), (7, 2241710068), (13, 1207074652), (14, 1120855034), (26, 603537326), (28, 560427517), (31, 506192596), (52, 301768663), (62, 253096298), (91, 172439236), (124, 126548149), (182, 86219618), (217, 72313228), (364, 43109809), (403, 38937892), (434, 36156614), (806, 19468946), (868, 18078307), (1612, 9734473), (2821, 5562556), (5642, 2781278), (11284, 1390639)]