38540865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 32376255

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 59, 107, 111, 165, 177, 185, 295, 321, 407, 535, 555, 649, 885, 1177, 1221, 1605, 1947, 2035, 2183, 3245, 3531, 3959, 5885, 6105, 6313, 6549, 9735, 10915, 11877, 17655, 18939, 19795, 24013, 31565, 32745, 43549, 59385, 69443, 72039, 94695, 120065, 130647, 208329, 217745, 233581, 347215, 360195, 653235, 700743, 1041645, 1167905, 2569391, 3503715, 7708173, 12846955, 38540865]

約数ペア:

[(1, 38540865), (3, 12846955), (5, 7708173), (11, 3503715), (15, 2569391), (33, 1167905), (37, 1041645), (55, 700743), (59, 653235), (107, 360195), (111, 347215), (165, 233581), (177, 217745), (185, 208329), (295, 130647), (321, 120065), (407, 94695), (535, 72039), (555, 69443), (649, 59385), (885, 43549), (1177, 32745), (1221, 31565), (1605, 24013), (1947, 19795), (2035, 18939), (2183, 17655), (3245, 11877), (3531, 10915), (3959, 9735), (5885, 6549), (6105, 6313)]