78879405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 148490496

約数和(自身を除く): 69611091

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 61, 85, 165, 183, 187, 255, 305, 461, 561, 671, 915, 935, 1037, 1383, 2013, 2305, 2805, 3111, 3355, 5071, 5185, 6915, 7837, 10065, 11407, 15213, 15555, 23511, 25355, 28121, 34221, 39185, 57035, 76065, 84363, 86207, 117555, 140605, 171105, 258621, 309331, 421815, 431035, 478057, 927993, 1293105, 1434171, 1546655, 2390285, 4639965, 5258627, 7170855, 15775881, 26293135, 78879405]

約数ペア:

[(1, 78879405), (3, 26293135), (5, 15775881), (11, 7170855), (15, 5258627), (17, 4639965), (33, 2390285), (51, 1546655), (55, 1434171), (61, 1293105), (85, 927993), (165, 478057), (183, 431035), (187, 421815), (255, 309331), (305, 258621), (461, 171105), (561, 140605), (671, 117555), (915, 86207), (935, 84363), (1037, 76065), (1383, 57035), (2013, 39185), (2305, 34221), (2805, 28121), (3111, 25355), (3355, 23511), (5071, 15555), (5185, 15213), (6915, 11407), (7837, 10065)]