28148505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{24371}}^1$

素因数の和:24397

約数の個数: 32

約数和(自身を含む): 56153088

約数和(自身を除く): 28004583

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 24371, 73113, 121855, 170597, 268081, 365565, 511791, 804243, 852985, 1340405, 1876567, 2558955, 4021215, 5629701, 9382835, 28148505]

約数ペア:

[(1, 28148505), (3, 9382835), (5, 5629701), (7, 4021215), (11, 2558955), (15, 1876567), (21, 1340405), (33, 852985), (35, 804243), (55, 511791), (77, 365565), (105, 268081), (165, 170597), (231, 121855), (385, 73113), (1155, 24371)]