81862638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1409

約数の個数: 64

約数和(自身を含む): 195132672

約数和(自身を除く): 113270034

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 73, 78, 143, 146, 219, 286, 429, 438, 803, 858, 949, 1307, 1606, 1898, 2409, 2614, 2847, 3921, 4818, 5694, 7842, 10439, 14377, 16991, 20878, 28754, 31317, 33982, 43131, 50973, 62634, 86262, 95411, 101946, 186901, 190822, 286233, 373802, 560703, 572466, 1049521, 1121406, 1240343, 2099042, 2480686, 3148563, 3721029, 6297126, 7442058, 13643773, 27287546, 40931319, 81862638]

約数ペア:

[(1, 81862638), (2, 40931319), (3, 27287546), (6, 13643773), (11, 7442058), (13, 6297126), (22, 3721029), (26, 3148563), (33, 2480686), (39, 2099042), (66, 1240343), (73, 1121406), (78, 1049521), (143, 572466), (146, 560703), (219, 373802), (286, 286233), (429, 190822), (438, 186901), (803, 101946), (858, 95411), (949, 86262), (1307, 62634), (1606, 50973), (1898, 43131), (2409, 33982), (2614, 31317), (2847, 28754), (3921, 20878), (4818, 16991), (5694, 14377), (7842, 10439)]