16653819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1227

約数の個数: 32

約数和(自身を含む): 27869184

約数和(自身を除く): 11215365

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 1151, 2067, 3453, 4823, 8057, 14469, 14963, 24171, 44889, 61003, 104741, 183009, 314223, 427021, 793039, 1281063, 2379117, 5551273, 16653819]

約数ペア:

[(1, 16653819), (3, 5551273), (7, 2379117), (13, 1281063), (21, 793039), (39, 427021), (53, 314223), (91, 183009), (159, 104741), (273, 61003), (371, 44889), (689, 24171), (1113, 14963), (1151, 14469), (2067, 8057), (3453, 4823)]