15487381

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{593}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 19908504

約数和(自身を除く): 4421123

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 593, 637, 2009, 3731, 4151, 7709, 24313, 26117, 29057, 53963, 170191, 316069, 377741, 1191337, 2212483, 15487381]

約数ペア:

[(1, 15487381), (7, 2212483), (13, 1191337), (41, 377741), (49, 316069), (91, 170191), (287, 53963), (533, 29057), (593, 26117), (637, 24313), (2009, 7709), (3731, 4151)]