1263942

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 2965248

約数和(自身を除く): 1701306

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 71, 86, 129, 138, 142, 207, 213, 258, 387, 414, 426, 639, 774, 989, 1278, 1633, 1978, 2967, 3053, 3266, 4899, 5934, 6106, 8901, 9159, 9798, 14697, 17802, 18318, 27477, 29394, 54954, 70219, 140438, 210657, 421314, 631971, 1263942]

約数ペア:

[(1, 1263942), (2, 631971), (3, 421314), (6, 210657), (9, 140438), (18, 70219), (23, 54954), (43, 29394), (46, 27477), (69, 18318), (71, 17802), (86, 14697), (129, 9798), (138, 9159), (142, 8901), (207, 6106), (213, 5934), (258, 4899), (387, 3266), (414, 3053), (426, 2967), (639, 1978), (774, 1633), (989, 1278)]