128124528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{381323}}^1$

素因数の和:381341

約数の個数: 40

約数和(自身を含む): 378273408

約数和(自身を除く): 250148880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 381323, 762646, 1143969, 1525292, 2287938, 2669261, 3050584, 4575876, 5338522, 6101168, 8007783, 9151752, 10677044, 16015566, 18303504, 21354088, 32031132, 42708176, 64062264, 128124528]

約数ペア:

[(1, 128124528), (2, 64062264), (3, 42708176), (4, 32031132), (6, 21354088), (7, 18303504), (8, 16015566), (12, 10677044), (14, 9151752), (16, 8007783), (21, 6101168), (24, 5338522), (28, 4575876), (42, 3050584), (48, 2669261), (56, 2287938), (84, 1525292), (112, 1143969), (168, 762646), (336, 381323)]