1212822

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 2909088

約数和(自身を除く): 1696266

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 73, 78, 117, 142, 146, 213, 219, 234, 426, 438, 639, 657, 923, 949, 1278, 1314, 1846, 1898, 2769, 2847, 5183, 5538, 5694, 8307, 8541, 10366, 15549, 16614, 17082, 31098, 46647, 67379, 93294, 134758, 202137, 404274, 606411, 1212822]

約数ペア:

[(1, 1212822), (2, 606411), (3, 404274), (6, 202137), (9, 134758), (13, 93294), (18, 67379), (26, 46647), (39, 31098), (71, 17082), (73, 16614), (78, 15549), (117, 10366), (142, 8541), (146, 8307), (213, 5694), (219, 5538), (234, 5183), (426, 2847), (438, 2769), (639, 1898), (657, 1846), (923, 1314), (949, 1278)]