66921336

素因数分解:

$2^3\times 3^3\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1137

約数の個数: 64

約数和(自身を含む): 186566400

約数和(自身を除く): 119645064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 491, 631, 982, 1262, 1473, 1893, 1964, 2524, 2946, 3786, 3928, 4419, 5048, 5679, 5892, 7572, 8838, 11358, 11784, 13257, 15144, 17037, 17676, 22716, 26514, 34074, 35352, 45432, 53028, 68148, 106056, 136296, 309821, 619642, 929463, 1239284, 1858926, 2478568, 2788389, 3717852, 5576778, 7435704, 8365167, 11153556, 16730334, 22307112, 33460668, 66921336]

約数ペア:

[(1, 66921336), (2, 33460668), (3, 22307112), (4, 16730334), (6, 11153556), (8, 8365167), (9, 7435704), (12, 5576778), (18, 3717852), (24, 2788389), (27, 2478568), (36, 1858926), (54, 1239284), (72, 929463), (108, 619642), (216, 309821), (491, 136296), (631, 106056), (982, 68148), (1262, 53028), (1473, 45432), (1893, 35352), (1964, 34074), (2524, 26514), (2946, 22716), (3786, 17676), (3928, 17037), (4419, 15144), (5048, 13257), (5679, 11784), (5892, 11358), (7572, 8838)]