81564924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1487}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 217986048

約数和(自身を除く): 136421124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 653, 1306, 1487, 1959, 2612, 2974, 3918, 4461, 4571, 5948, 7836, 8922, 9142, 10409, 13713, 17844, 18284, 20818, 27426, 31227, 41636, 54852, 62454, 124908, 971011, 1942022, 2913033, 3884044, 5826066, 6797077, 11652132, 13594154, 20391231, 27188308, 40782462, 81564924]

約数ペア:

[(1, 81564924), (2, 40782462), (3, 27188308), (4, 20391231), (6, 13594154), (7, 11652132), (12, 6797077), (14, 5826066), (21, 3884044), (28, 2913033), (42, 1942022), (84, 971011), (653, 124908), (1306, 62454), (1487, 54852), (1959, 41636), (2612, 31227), (2974, 27426), (3918, 20818), (4461, 18284), (4571, 17844), (5948, 13713), (7836, 10409), (8922, 9142)]