11972565

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 24249888

約数和(自身を除く): 12277323

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 67, 95, 99, 165, 171, 201, 209, 285, 335, 361, 495, 603, 627, 737, 855, 1005, 1045, 1083, 1273, 1805, 1881, 2211, 3015, 3135, 3249, 3685, 3819, 3971, 5415, 6365, 6633, 9405, 11055, 11457, 11913, 14003, 16245, 19095, 19855, 24187, 33165, 35739, 42009, 57285, 59565, 70015, 72561, 120935, 126027, 178695, 210045, 217683, 266057, 362805, 630135, 798171, 1088415, 1330285, 2394513, 3990855, 11972565]

約数ペア:

[(1, 11972565), (3, 3990855), (5, 2394513), (9, 1330285), (11, 1088415), (15, 798171), (19, 630135), (33, 362805), (45, 266057), (55, 217683), (57, 210045), (67, 178695), (95, 126027), (99, 120935), (165, 72561), (171, 70015), (201, 59565), (209, 57285), (285, 42009), (335, 35739), (361, 33165), (495, 24187), (603, 19855), (627, 19095), (737, 16245), (855, 14003), (1005, 11913), (1045, 11457), (1083, 11055), (1273, 9405), (1805, 6633), (1881, 6365), (2211, 5415), (3015, 3971), (3135, 3819), (3249, 3685)]