72404892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{287321}}^1$

素因数の和:287338

約数の個数: 36

約数和(自身を含む): 209170416

約数和(自身を除く): 136765524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 287321, 574642, 861963, 1149284, 1723926, 2011247, 2585889, 3447852, 4022494, 5171778, 6033741, 8044988, 10343556, 12067482, 18101223, 24134964, 36202446, 72404892]

約数ペア:

[(1, 72404892), (2, 36202446), (3, 24134964), (4, 18101223), (6, 12067482), (7, 10343556), (9, 8044988), (12, 6033741), (14, 5171778), (18, 4022494), (21, 3447852), (28, 2585889), (36, 2011247), (42, 1723926), (63, 1149284), (84, 861963), (126, 574642), (252, 287321)]