29891841

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 17137407

約数列:

[1, 3, 7, 21, 53, 107, 159, 251, 321, 371, 749, 753, 1113, 1757, 2247, 5271, 5671, 13303, 17013, 26857, 39697, 39909, 80571, 93121, 119091, 187999, 279363, 563997, 1423421, 4270263, 9963947, 29891841]

約数ペア:

[(1, 29891841), (3, 9963947), (7, 4270263), (21, 1423421), (53, 563997), (107, 279363), (159, 187999), (251, 119091), (321, 93121), (371, 80571), (749, 39909), (753, 39697), (1113, 26857), (1757, 17013), (2247, 13303), (5271, 5671)]