2019171609

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{953}}^1$

素因数の和:1191

約数の個数: 72

約数和(自身を含む): 3631305600

約数和(自身を除く): 1612133991

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 199, 273, 507, 597, 819, 953, 1183, 1393, 1521, 1791, 2587, 2859, 3549, 4179, 6671, 7761, 8577, 10647, 12389, 12537, 18109, 20013, 23283, 33631, 37167, 54327, 60039, 86723, 100893, 111501, 161057, 162981, 189647, 235417, 260169, 302679, 483171, 568941, 706251, 780507, 1127399, 1327529, 1449513, 1706823, 2118753, 2465411, 3382197, 3982587, 7396233, 10146591, 11947761, 17257877, 22188699, 32050343, 51773631, 96151029, 155320893, 224352401, 288453087, 673057203, 2019171609]

約数ペア:

[(1, 2019171609), (3, 673057203), (7, 288453087), (9, 224352401), (13, 155320893), (21, 96151029), (39, 51773631), (63, 32050343), (91, 22188699), (117, 17257877), (169, 11947761), (199, 10146591), (273, 7396233), (507, 3982587), (597, 3382197), (819, 2465411), (953, 2118753), (1183, 1706823), (1393, 1449513), (1521, 1327529), (1791, 1127399), (2587, 780507), (2859, 706251), (3549, 568941), (4179, 483171), (6671, 302679), (7761, 260169), (8577, 235417), (10647, 189647), (12389, 162981), (12537, 161057), (18109, 111501), (20013, 100893), (23283, 86723), (33631, 60039), (37167, 54327)]