28009065492

素因数分解:

$2^2\times 3^5\times {\mathrm{2879}}^1\times {\mathrm{10009}}^1$

素因数の和:12907

約数の個数: 72

約数和(自身を含む): 73455782400

約数和(自身を除く): 45446716908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 2879, 5758, 8637, 10009, 11516, 17274, 20018, 25911, 30027, 34548, 40036, 51822, 60054, 77733, 90081, 103644, 120108, 155466, 180162, 233199, 270243, 310932, 360324, 466398, 540486, 699597, 810729, 932796, 1080972, 1399194, 1621458, 2432187, 2798388, 3242916, 4864374, 9728748, 28815911, 57631822, 86447733, 115263644, 172895466, 259343199, 345790932, 518686398, 778029597, 1037372796, 1556059194, 2334088791, 3112118388, 4668177582, 7002266373, 9336355164, 14004532746, 28009065492]

約数ペア:

[(1, 28009065492), (2, 14004532746), (3, 9336355164), (4, 7002266373), (6, 4668177582), (9, 3112118388), (12, 2334088791), (18, 1556059194), (27, 1037372796), (36, 778029597), (54, 518686398), (81, 345790932), (108, 259343199), (162, 172895466), (243, 115263644), (324, 86447733), (486, 57631822), (972, 28815911), (2879, 9728748), (5758, 4864374), (8637, 3242916), (10009, 2798388), (11516, 2432187), (17274, 1621458), (20018, 1399194), (25911, 1080972), (30027, 932796), (34548, 810729), (40036, 699597), (51822, 540486), (60054, 466398), (77733, 360324), (90081, 310932), (103644, 270243), (120108, 233199), (155466, 180162)]