291121012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3041}}^1$

素因数の和:3328

約数の個数: 48

約数和(自身を含む): 629620992

約数和(自身を除く): 338499980

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 263, 364, 526, 1052, 1841, 3041, 3419, 3682, 6082, 6838, 7364, 12164, 13676, 21287, 23933, 39533, 42574, 47866, 79066, 85148, 95732, 158132, 276731, 553462, 799783, 1106924, 1599566, 3199132, 5598481, 10397179, 11196962, 20794358, 22393924, 41588716, 72780253, 145560506, 291121012]

約数ペア:

[(1, 291121012), (2, 145560506), (4, 72780253), (7, 41588716), (13, 22393924), (14, 20794358), (26, 11196962), (28, 10397179), (52, 5598481), (91, 3199132), (182, 1599566), (263, 1106924), (364, 799783), (526, 553462), (1052, 276731), (1841, 158132), (3041, 95732), (3419, 85148), (3682, 79066), (6082, 47866), (6838, 42574), (7364, 39533), (12164, 23933), (13676, 21287)]