438972976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{1787}}^1$

素因数の和:2989

約数の個数: 40

約数和(自身を含む): 917222544

約数和(自身を除く): 478249568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1181, 1787, 2362, 3574, 4724, 7148, 9448, 14296, 15353, 18896, 23231, 28592, 30706, 46462, 61412, 92924, 122824, 185848, 245648, 371696, 2110447, 4220894, 8441788, 16883576, 27435811, 33767152, 54871622, 109743244, 219486488, 438972976]

約数ペア:

[(1, 438972976), (2, 219486488), (4, 109743244), (8, 54871622), (13, 33767152), (16, 27435811), (26, 16883576), (52, 8441788), (104, 4220894), (208, 2110447), (1181, 371696), (1787, 245648), (2362, 185848), (3574, 122824), (4724, 92924), (7148, 61412), (9448, 46462), (14296, 30706), (15353, 28592), (18896, 23231)]