201798315

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 358289568

約数和(自身を除く): 156491253

約数列:

[1, 3, 5, 9, 15, 45, 83, 97, 249, 291, 415, 485, 557, 747, 873, 1245, 1455, 1671, 2785, 3735, 4365, 5013, 8051, 8355, 24153, 25065, 40255, 46231, 54029, 72459, 120765, 138693, 162087, 231155, 270145, 362295, 416079, 486261, 693465, 810435, 2080395, 2431305, 4484407, 13453221, 22422035, 40359663, 67266105, 201798315]

約数ペア:

[(1, 201798315), (3, 67266105), (5, 40359663), (9, 22422035), (15, 13453221), (45, 4484407), (83, 2431305), (97, 2080395), (249, 810435), (291, 693465), (415, 486261), (485, 416079), (557, 362295), (747, 270145), (873, 231155), (1245, 162087), (1455, 138693), (1671, 120765), (2785, 72459), (3735, 54029), (4365, 46231), (5013, 40255), (8051, 25065), (8355, 24153)]