390794488

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{727}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 870105600

約数和(自身を除く): 479311112

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 331, 406, 662, 727, 812, 1324, 1454, 1624, 2317, 2648, 2908, 4634, 5089, 5816, 9268, 9599, 10178, 18536, 19198, 20356, 21083, 38396, 40712, 42166, 67193, 76792, 84332, 134386, 147581, 168664, 240637, 268772, 295162, 481274, 537544, 590324, 962548, 1180648, 1684459, 1925096, 3368918, 6737836, 6978473, 13475672, 13956946, 27913892, 48849311, 55827784, 97698622, 195397244, 390794488]

約数ペア:

[(1, 390794488), (2, 195397244), (4, 97698622), (7, 55827784), (8, 48849311), (14, 27913892), (28, 13956946), (29, 13475672), (56, 6978473), (58, 6737836), (116, 3368918), (203, 1925096), (232, 1684459), (331, 1180648), (406, 962548), (662, 590324), (727, 537544), (812, 481274), (1324, 295162), (1454, 268772), (1624, 240637), (2317, 168664), (2648, 147581), (2908, 134386), (4634, 84332), (5089, 76792), (5816, 67193), (9268, 42166), (9599, 40712), (10178, 38396), (18536, 21083), (19198, 20356)]