38400615

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 78451200

約数和(自身を除く): 40050585

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 627, 855, 1045, 1361, 1485, 1881, 2565, 3135, 4083, 5643, 6805, 9405, 12249, 14971, 20415, 25859, 28215, 36747, 44913, 61245, 74855, 77577, 129295, 134739, 183735, 224565, 232731, 284449, 387885, 404217, 673695, 698193, 853347, 1163655, 1422245, 2021085, 2560041, 3490965, 4266735, 7680123, 12800205, 38400615]

約数ペア:

[(1, 38400615), (3, 12800205), (5, 7680123), (9, 4266735), (11, 3490965), (15, 2560041), (19, 2021085), (27, 1422245), (33, 1163655), (45, 853347), (55, 698193), (57, 673695), (95, 404217), (99, 387885), (135, 284449), (165, 232731), (171, 224565), (209, 183735), (285, 134739), (297, 129295), (495, 77577), (513, 74855), (627, 61245), (855, 44913), (1045, 36747), (1361, 28215), (1485, 25859), (1881, 20415), (2565, 14971), (3135, 12249), (4083, 9405), (5643, 6805)]