856959390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1360253}}^1$

素因数の和:1360273

約数の個数: 48

約数和(自身を含む): 2546395488

約数和(自身を除く): 1689436098

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1360253, 2720506, 4080759, 6801265, 8161518, 9521771, 12242277, 13602530, 19043542, 20403795, 24484554, 28565313, 40807590, 47608855, 57130626, 61211385, 85695939, 95217710, 122422770, 142826565, 171391878, 285653130, 428479695, 856959390]

約数ペア:

[(1, 856959390), (2, 428479695), (3, 285653130), (5, 171391878), (6, 142826565), (7, 122422770), (9, 95217710), (10, 85695939), (14, 61211385), (15, 57130626), (18, 47608855), (21, 40807590), (30, 28565313), (35, 24484554), (42, 20403795), (45, 19043542), (63, 13602530), (70, 12242277), (90, 9521771), (105, 8161518), (126, 6801265), (210, 4080759), (315, 2720506), (630, 1360253)]