4005897

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 6624000

約数和(自身を除く): 2618103

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 229, 343, 357, 687, 833, 1029, 1603, 2499, 3893, 4809, 5831, 11221, 11679, 17493, 27251, 33663, 78547, 81753, 190757, 235641, 572271, 1335299, 4005897]

約数ペア:

[(1, 4005897), (3, 1335299), (7, 572271), (17, 235641), (21, 190757), (49, 81753), (51, 78547), (119, 33663), (147, 27251), (229, 17493), (343, 11679), (357, 11221), (687, 5831), (833, 4809), (1029, 3893), (1603, 2499)]