188677905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6961}}^1$

素因数の和:7121

約数の個数: 32

約数和(自身を含む): 327492480

約数和(自身を除く): 138814575

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 1807, 2085, 5421, 6961, 9035, 20883, 27105, 34805, 90493, 104415, 271479, 452465, 967579, 1357395, 2902737, 4837895, 12578527, 14513685, 37735581, 62892635, 188677905]

約数ペア:

[(1, 188677905), (3, 62892635), (5, 37735581), (13, 14513685), (15, 12578527), (39, 4837895), (65, 2902737), (139, 1357395), (195, 967579), (417, 452465), (695, 271479), (1807, 104415), (2085, 90493), (5421, 34805), (6961, 27105), (9035, 20883)]