248857212

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 638023680

約数和(自身を除く): 389166468

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 137, 186, 228, 257, 274, 372, 411, 514, 548, 589, 771, 822, 1028, 1178, 1542, 1644, 1767, 2356, 2603, 3084, 3534, 4247, 4883, 5206, 7068, 7809, 7967, 8494, 9766, 10412, 12741, 14649, 15618, 15934, 16988, 19532, 23901, 25482, 29298, 31236, 31868, 35209, 47802, 50964, 58596, 70418, 80693, 95604, 105627, 140836, 151373, 161386, 211254, 242079, 302746, 322772, 422508, 454119, 484158, 605492, 668971, 908238, 968316, 1091479, 1337942, 1816476, 2006913, 2182958, 2675884, 3274437, 4013826, 4365916, 6548874, 8027652, 13097748, 20738101, 41476202, 62214303, 82952404, 124428606, 248857212]

約数ペア:

[(1, 248857212), (2, 124428606), (3, 82952404), (4, 62214303), (6, 41476202), (12, 20738101), (19, 13097748), (31, 8027652), (38, 6548874), (57, 4365916), (62, 4013826), (76, 3274437), (93, 2675884), (114, 2182958), (124, 2006913), (137, 1816476), (186, 1337942), (228, 1091479), (257, 968316), (274, 908238), (372, 668971), (411, 605492), (514, 484158), (548, 454119), (589, 422508), (771, 322772), (822, 302746), (1028, 242079), (1178, 211254), (1542, 161386), (1644, 151373), (1767, 140836), (2356, 105627), (2603, 95604), (3084, 80693), (3534, 70418), (4247, 58596), (4883, 50964), (5206, 47802), (7068, 35209), (7809, 31868), (7967, 31236), (8494, 29298), (9766, 25482), (10412, 23901), (12741, 19532), (14649, 16988), (15618, 15934)]