47994921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4229}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 75446280

約数和(自身を除く): 27451359

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 3783, 4229, 11349, 12687, 38061, 54977, 164931, 410213, 494793, 1230639, 3691917, 5332769, 15998307, 47994921]

約数ペア:

[(1, 47994921), (3, 15998307), (9, 5332769), (13, 3691917), (39, 1230639), (97, 494793), (117, 410213), (291, 164931), (873, 54977), (1261, 38061), (3783, 12687), (4229, 11349)]