172900545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10663}}^1$

素因数の和:10741

約数の個数: 32

約数和(自身を含む): 294838272

約数和(自身を除く): 121937727

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 10663, 16215, 31989, 53315, 159945, 245249, 501161, 735747, 1226245, 1503483, 2505805, 3678735, 7517415, 11526703, 34580109, 57633515, 172900545]

約数ペア:

[(1, 172900545), (3, 57633515), (5, 34580109), (15, 11526703), (23, 7517415), (47, 3678735), (69, 2505805), (115, 1503483), (141, 1226245), (235, 735747), (345, 501161), (705, 245249), (1081, 159945), (3243, 53315), (5405, 31989), (10663, 16215)]