17680556685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{71389}}^1$

素因数の和:71506

約数の個数: 64

約数和(自身を含む): 32896512000

約数和(自身を除く): 15215955315

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 79, 95, 165, 209, 237, 285, 395, 627, 869, 1045, 1185, 1501, 2607, 3135, 4345, 4503, 7505, 13035, 16511, 22515, 49533, 71389, 82555, 214167, 247665, 356945, 785279, 1070835, 1356391, 2355837, 3926395, 4069173, 5639731, 6781955, 11779185, 14920301, 16919193, 20345865, 28198655, 44760903, 62037041, 74601505, 84595965, 107154889, 186111123, 223804515, 310185205, 321464667, 535774445, 930555615, 1178703779, 1607323335, 3536111337, 5893518895, 17680556685]

約数ペア:

[(1, 17680556685), (3, 5893518895), (5, 3536111337), (11, 1607323335), (15, 1178703779), (19, 930555615), (33, 535774445), (55, 321464667), (57, 310185205), (79, 223804515), (95, 186111123), (165, 107154889), (209, 84595965), (237, 74601505), (285, 62037041), (395, 44760903), (627, 28198655), (869, 20345865), (1045, 16919193), (1185, 14920301), (1501, 11779185), (2607, 6781955), (3135, 5639731), (4345, 4069173), (4503, 3926395), (7505, 2355837), (13035, 1356391), (16511, 1070835), (22515, 785279), (49533, 356945), (71389, 247665), (82555, 214167)]