887964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 2669184

約数和(自身を除く): 1781220

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 124, 132, 154, 186, 217, 231, 308, 341, 372, 434, 462, 651, 682, 868, 924, 961, 1023, 1302, 1364, 1922, 2046, 2387, 2604, 2883, 3844, 4092, 4774, 5766, 6727, 7161, 9548, 10571, 11532, 13454, 14322, 20181, 21142, 26908, 28644, 31713, 40362, 42284, 63426, 73997, 80724, 126852, 147994, 221991, 295988, 443982, 887964]

約数ペア:

[(1, 887964), (2, 443982), (3, 295988), (4, 221991), (6, 147994), (7, 126852), (11, 80724), (12, 73997), (14, 63426), (21, 42284), (22, 40362), (28, 31713), (31, 28644), (33, 26908), (42, 21142), (44, 20181), (62, 14322), (66, 13454), (77, 11532), (84, 10571), (93, 9548), (124, 7161), (132, 6727), (154, 5766), (186, 4774), (217, 4092), (231, 3844), (308, 2883), (341, 2604), (372, 2387), (434, 2046), (462, 1922), (651, 1364), (682, 1302), (868, 1023), (924, 961)]