69117573

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 111421440

約数和(自身を除く): 42303867

約数列:

[1, 3, 7, 19, 21, 57, 133, 311, 399, 557, 933, 1671, 2177, 3899, 5909, 6531, 10583, 11697, 17727, 31749, 41363, 74081, 124089, 173227, 222243, 519681, 1212589, 3291313, 3637767, 9873939, 23039191, 69117573]

約数ペア:

[(1, 69117573), (3, 23039191), (7, 9873939), (19, 3637767), (21, 3291313), (57, 1212589), (133, 519681), (311, 222243), (399, 173227), (557, 124089), (933, 74081), (1671, 41363), (2177, 31749), (3899, 17727), (5909, 11697), (6531, 10583)]