201873045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 378224640

約数和(自身を除く): 176351595

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 79, 85, 165, 187, 237, 255, 395, 561, 869, 911, 935, 1185, 1343, 2607, 2733, 2805, 4029, 4345, 4555, 6715, 10021, 13035, 13665, 14773, 15487, 20145, 30063, 44319, 46461, 50105, 71969, 73865, 77435, 150315, 170357, 215907, 221595, 232305, 359845, 511071, 791659, 851785, 1079535, 1223473, 2374977, 2555355, 3670419, 3958295, 6117365, 11874885, 13458203, 18352095, 40374609, 67291015, 201873045]

約数ペア:

[(1, 201873045), (3, 67291015), (5, 40374609), (11, 18352095), (15, 13458203), (17, 11874885), (33, 6117365), (51, 3958295), (55, 3670419), (79, 2555355), (85, 2374977), (165, 1223473), (187, 1079535), (237, 851785), (255, 791659), (395, 511071), (561, 359845), (869, 232305), (911, 221595), (935, 215907), (1185, 170357), (1343, 150315), (2607, 77435), (2733, 73865), (2805, 71969), (4029, 50105), (4345, 46461), (4555, 44319), (6715, 30063), (10021, 20145), (13035, 15487), (13665, 14773)]