213306522

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{248609}}^1$

素因数の和:248638

約数の個数: 32

約数和(自身を含む): 501197760

約数和(自身を除く): 287891238

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 248609, 497218, 745827, 1491654, 2734699, 3231917, 5469398, 6463834, 8204097, 9695751, 16408194, 19391502, 35551087, 71102174, 106653261, 213306522]

約数ペア:

[(1, 213306522), (2, 106653261), (3, 71102174), (6, 35551087), (11, 19391502), (13, 16408194), (22, 9695751), (26, 8204097), (33, 6463834), (39, 5469398), (66, 3231917), (78, 2734699), (143, 1491654), (286, 745827), (429, 497218), (858, 248609)]