72441243

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20208

約数の個数: 32

約数和(自身を含む): 129113600

約数和(自身を除く): 56672357

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 20173, 60519, 141211, 181557, 383287, 423633, 544671, 1149861, 1270899, 2683009, 3449583, 3812697, 8049027, 10348749, 24147081, 72441243]

約数ペア:

[(1, 72441243), (3, 24147081), (7, 10348749), (9, 8049027), (19, 3812697), (21, 3449583), (27, 2683009), (57, 1270899), (63, 1149861), (133, 544671), (171, 423633), (189, 383287), (399, 181557), (513, 141211), (1197, 60519), (3591, 20173)]