64181556

素因数分解:

$2^2\times 3^2\times {\mathrm{491}}^1\times {\mathrm{3631}}^1$

素因数の和:4132

約数の個数: 36

約数和(自身を含む): 162611904

約数和(自身を除く): 98430348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 491, 982, 1473, 1964, 2946, 3631, 4419, 5892, 7262, 8838, 10893, 14524, 17676, 21786, 32679, 43572, 65358, 130716, 1782821, 3565642, 5348463, 7131284, 10696926, 16045389, 21393852, 32090778, 64181556]

約数ペア:

[(1, 64181556), (2, 32090778), (3, 21393852), (4, 16045389), (6, 10696926), (9, 7131284), (12, 5348463), (18, 3565642), (36, 1782821), (491, 130716), (982, 65358), (1473, 43572), (1964, 32679), (2946, 21786), (3631, 17676), (4419, 14524), (5892, 10893), (7262, 8838)]