129979136

素因数分解:

$2^8\times 7^1\times {\mathrm{72533}}^1$

素因数の和:72556

約数の個数: 36

約数和(自身を含む): 296518992

約数和(自身を除く): 166539856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 72533, 145066, 290132, 507731, 580264, 1015462, 1160528, 2030924, 2321056, 4061848, 4642112, 8123696, 9284224, 16247392, 18568448, 32494784, 64989568, 129979136]

約数ペア:

[(1, 129979136), (2, 64989568), (4, 32494784), (7, 18568448), (8, 16247392), (14, 9284224), (16, 8123696), (28, 4642112), (32, 4061848), (56, 2321056), (64, 2030924), (112, 1160528), (128, 1015462), (224, 580264), (256, 507731), (448, 290132), (896, 145066), (1792, 72533)]