721021002

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{9619}}^1$

素因数の和:9699

約数の個数: 48

約数和(自身を含む): 1604846880

約数和(自身を除く): 883825878

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 961, 1209, 1922, 2418, 2883, 5766, 9619, 12493, 19238, 24986, 28857, 37479, 57714, 74958, 125047, 250094, 298189, 375141, 596378, 750282, 894567, 1789134, 3876457, 7752914, 9243859, 11629371, 18487718, 23258742, 27731577, 55463154, 120170167, 240340334, 360510501, 721021002]

約数ペア:

[(1, 721021002), (2, 360510501), (3, 240340334), (6, 120170167), (13, 55463154), (26, 27731577), (31, 23258742), (39, 18487718), (62, 11629371), (78, 9243859), (93, 7752914), (186, 3876457), (403, 1789134), (806, 894567), (961, 750282), (1209, 596378), (1922, 375141), (2418, 298189), (2883, 250094), (5766, 125047), (9619, 74958), (12493, 57714), (19238, 37479), (24986, 28857)]