81681432

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{69457}}^1$

素因数の和:69480

約数の個数: 48

約数和(自身を含む): 237546360

約数和(自身を除く): 155864928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 69457, 138914, 208371, 277828, 416742, 486199, 555656, 833484, 972398, 1458597, 1666968, 1944796, 2917194, 3403393, 3889592, 5834388, 6806786, 10210179, 11668776, 13613572, 20420358, 27227144, 40840716, 81681432]

約数ペア:

[(1, 81681432), (2, 40840716), (3, 27227144), (4, 20420358), (6, 13613572), (7, 11668776), (8, 10210179), (12, 6806786), (14, 5834388), (21, 3889592), (24, 3403393), (28, 2917194), (42, 1944796), (49, 1666968), (56, 1458597), (84, 972398), (98, 833484), (147, 555656), (168, 486199), (196, 416742), (294, 277828), (392, 208371), (588, 138914), (1176, 69457)]