1311796

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 2419200

約数和(自身を除く): 1107404

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 149, 284, 298, 596, 2201, 4402, 4619, 8804, 9238, 10579, 18476, 21158, 42316, 327949, 655898, 1311796]

約数ペア:

[(1, 1311796), (2, 655898), (4, 327949), (31, 42316), (62, 21158), (71, 18476), (124, 10579), (142, 9238), (149, 8804), (284, 4619), (298, 4402), (596, 2201)]