80721438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{36263}}^1$

素因数の和:36328

約数の個数: 32

約数和(自身を含む): 187992576

約数和(自身を除く): 107271138

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 36263, 72526, 108789, 217578, 253841, 507682, 761523, 1523046, 1921939, 3843878, 5765817, 11531634, 13453573, 26907146, 40360719, 80721438]

約数ペア:

[(1, 80721438), (2, 40360719), (3, 26907146), (6, 13453573), (7, 11531634), (14, 5765817), (21, 3843878), (42, 1921939), (53, 1523046), (106, 761523), (159, 507682), (318, 253841), (371, 217578), (742, 108789), (1113, 72526), (2226, 36263)]