81809676

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19423}}^1$

素因数の和:19452

約数の個数: 60

約数和(自身を含む): 230329792

約数和(自身を除く): 148520116

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 19423, 38846, 58269, 77692, 116538, 174807, 233076, 252499, 349614, 504998, 524421, 699228, 757497, 1009996, 1048842, 1514994, 1573263, 2097684, 2272491, 3029988, 3146526, 4544982, 6293052, 6817473, 9089964, 13634946, 20452419, 27269892, 40904838, 81809676]

約数ペア:

[(1, 81809676), (2, 40904838), (3, 27269892), (4, 20452419), (6, 13634946), (9, 9089964), (12, 6817473), (13, 6293052), (18, 4544982), (26, 3146526), (27, 3029988), (36, 2272491), (39, 2097684), (52, 1573263), (54, 1514994), (78, 1048842), (81, 1009996), (108, 757497), (117, 699228), (156, 524421), (162, 504998), (234, 349614), (324, 252499), (351, 233076), (468, 174807), (702, 116538), (1053, 77692), (1404, 58269), (2106, 38846), (4212, 19423)]