64918728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{18401}}^1$

素因数の和:18427

約数の個数: 72

約数和(自身を含む): 204538230

約数和(自身を除く): 139619502

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 18401, 36802, 55203, 73604, 110406, 128807, 147208, 165609, 220812, 257614, 331218, 386421, 441624, 515228, 662436, 772842, 901649, 1030456, 1159263, 1324872, 1545684, 1803298, 2318526, 2704947, 3091368, 3606596, 4637052, 5409894, 7213192, 8114841, 9274104, 10819788, 16229682, 21639576, 32459364, 64918728]

約数ペア:

[(1, 64918728), (2, 32459364), (3, 21639576), (4, 16229682), (6, 10819788), (7, 9274104), (8, 8114841), (9, 7213192), (12, 5409894), (14, 4637052), (18, 3606596), (21, 3091368), (24, 2704947), (28, 2318526), (36, 1803298), (42, 1545684), (49, 1324872), (56, 1159263), (63, 1030456), (72, 901649), (84, 772842), (98, 662436), (126, 515228), (147, 441624), (168, 386421), (196, 331218), (252, 257614), (294, 220812), (392, 165609), (441, 147208), (504, 128807), (588, 110406), (882, 73604), (1176, 55203), (1764, 36802), (3528, 18401)]