13805595

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 11466405

約数列:

[1, 3, 5, 9, 15, 29, 45, 71, 87, 145, 149, 213, 261, 355, 435, 447, 639, 745, 1065, 1305, 1341, 2059, 2235, 3195, 4321, 6177, 6705, 10295, 10579, 12963, 18531, 21605, 30885, 31737, 38889, 52895, 64815, 92655, 95211, 158685, 194445, 306791, 476055, 920373, 1533955, 2761119, 4601865, 13805595]

約数ペア:

[(1, 13805595), (3, 4601865), (5, 2761119), (9, 1533955), (15, 920373), (29, 476055), (45, 306791), (71, 194445), (87, 158685), (145, 95211), (149, 92655), (213, 64815), (261, 52895), (355, 38889), (435, 31737), (447, 30885), (639, 21605), (745, 18531), (1065, 12963), (1305, 10579), (1341, 10295), (2059, 6705), (2235, 6177), (3195, 4321)]