128984812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79229}}^1$

素因数の和:79281

約数の個数: 24

約数和(自身を含む): 252902160

約数和(自身を除く): 123917348

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 79229, 158458, 316916, 871519, 1743038, 2931473, 3486076, 5862946, 11725892, 32246203, 64492406, 128984812]

約数ペア:

[(1, 128984812), (2, 64492406), (4, 32246203), (11, 11725892), (22, 5862946), (37, 3486076), (44, 2931473), (74, 1743038), (148, 871519), (407, 316916), (814, 158458), (1628, 79229)]