22518587

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 8507653

約数列:

[1, 7, 13, 23, 29, 49, 53, 91, 161, 203, 299, 371, 377, 637, 667, 689, 1127, 1219, 1421, 1537, 2093, 2597, 2639, 4669, 4823, 8533, 8671, 10759, 14651, 15847, 18473, 19981, 32683, 33761, 35351, 59731, 60697, 75313, 110929, 139867, 247457, 424879, 459563, 776503, 979069, 1732199, 3216941, 22518587]

約数ペア:

[(1, 22518587), (7, 3216941), (13, 1732199), (23, 979069), (29, 776503), (49, 459563), (53, 424879), (91, 247457), (161, 139867), (203, 110929), (299, 75313), (371, 60697), (377, 59731), (637, 35351), (667, 33761), (689, 32683), (1127, 19981), (1219, 18473), (1421, 15847), (1537, 14651), (2093, 10759), (2597, 8671), (2639, 8533), (4669, 4823)]