1640340091

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1399}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 1919232000

約数和(自身を除く): 278891909

約数列:

[1, 13, 19, 47, 101, 247, 611, 893, 1313, 1399, 1919, 4747, 11609, 18187, 24947, 26581, 61711, 65753, 90193, 141299, 345553, 854789, 1172509, 1249307, 1836887, 2684681, 6641053, 16240991, 34900853, 86333689, 126180007, 1640340091]

約数ペア:

[(1, 1640340091), (13, 126180007), (19, 86333689), (47, 34900853), (101, 16240991), (247, 6641053), (611, 2684681), (893, 1836887), (1313, 1249307), (1399, 1172509), (1919, 854789), (4747, 345553), (11609, 141299), (18187, 90193), (24947, 65753), (26581, 61711)]