38216961

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 64512000

約数和(自身を除く): 26295039

約数列:

[1, 3, 9, 19, 23, 27, 41, 57, 69, 79, 123, 171, 207, 237, 369, 437, 513, 621, 711, 779, 943, 1107, 1311, 1501, 1817, 2133, 2337, 2829, 3239, 3933, 4503, 5451, 7011, 8487, 9717, 11799, 13509, 16353, 17917, 21033, 25461, 29151, 34523, 40527, 49059, 53751, 61541, 74497, 87453, 103569, 161253, 184623, 223491, 310707, 483759, 553869, 670473, 932121, 1415443, 1661607, 2011419, 4246329, 12738987, 38216961]

約数ペア:

[(1, 38216961), (3, 12738987), (9, 4246329), (19, 2011419), (23, 1661607), (27, 1415443), (41, 932121), (57, 670473), (69, 553869), (79, 483759), (123, 310707), (171, 223491), (207, 184623), (237, 161253), (369, 103569), (437, 87453), (513, 74497), (621, 61541), (711, 53751), (779, 49059), (943, 40527), (1107, 34523), (1311, 29151), (1501, 25461), (1817, 21033), (2133, 17917), (2337, 16353), (2829, 13509), (3239, 11799), (3933, 9717), (4503, 8487), (5451, 7011)]