161700786

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{76781}}^1$

素因数の和:76808

約数の個数: 40

約数和(自身を含む): 390206124

約数和(自身を除く): 228505338

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 76781, 153562, 230343, 460686, 691029, 998153, 1382058, 1996306, 2073087, 2994459, 4146174, 5988918, 6219261, 8983377, 12438522, 17966754, 26950131, 53900262, 80850393, 161700786]

約数ペア:

[(1, 161700786), (2, 80850393), (3, 53900262), (6, 26950131), (9, 17966754), (13, 12438522), (18, 8983377), (26, 6219261), (27, 5988918), (39, 4146174), (54, 2994459), (78, 2073087), (81, 1996306), (117, 1382058), (162, 998153), (234, 691029), (351, 460686), (702, 230343), (1053, 153562), (2106, 76781)]