123681392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{454711}}^1$

素因数の和:454736

約数の個数: 20

約数和(自身を含む): 253729296

約数和(自身を除く): 130047904

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 454711, 909422, 1818844, 3637688, 7275376, 7730087, 15460174, 30920348, 61840696, 123681392]

約数ペア:

[(1, 123681392), (2, 61840696), (4, 30920348), (8, 15460174), (16, 7730087), (17, 7275376), (34, 3637688), (68, 1818844), (136, 909422), (272, 454711)]