71713278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43781}}^1$

素因数の和:43809

約数の個数: 48

約数和(自身を含む): 191239776

約数和(自身を除く): 119526498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 43781, 87562, 131343, 262686, 306467, 394029, 569153, 612934, 788058, 919401, 1138306, 1707459, 1838802, 2758203, 3414918, 3984071, 5122377, 5516406, 7968142, 10244754, 11952213, 23904426, 35856639, 71713278]

約数ペア:

[(1, 71713278), (2, 35856639), (3, 23904426), (6, 11952213), (7, 10244754), (9, 7968142), (13, 5516406), (14, 5122377), (18, 3984071), (21, 3414918), (26, 2758203), (39, 1838802), (42, 1707459), (63, 1138306), (78, 919401), (91, 788058), (117, 612934), (126, 569153), (182, 394029), (234, 306467), (273, 262686), (546, 131343), (819, 87562), (1638, 43781)]