649787372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1613}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 1255252992

約数和(自身を除く): 605465620

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 127, 244, 254, 508, 793, 1586, 1613, 1651, 3172, 3226, 3302, 6452, 6604, 7747, 15494, 20969, 30988, 41938, 83876, 98393, 100711, 196786, 201422, 204851, 393572, 402844, 409702, 819404, 1279109, 2558218, 2663063, 5116436, 5326126, 10652252, 12495911, 24991822, 49983644, 162446843, 324893686, 649787372]

約数ペア:

[(1, 649787372), (2, 324893686), (4, 162446843), (13, 49983644), (26, 24991822), (52, 12495911), (61, 10652252), (122, 5326126), (127, 5116436), (244, 2663063), (254, 2558218), (508, 1279109), (793, 819404), (1586, 409702), (1613, 402844), (1651, 393572), (3172, 204851), (3226, 201422), (3302, 196786), (6452, 100711), (6604, 98393), (7747, 83876), (15494, 41938), (20969, 30988)]