172699911

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7829}}^1$

素因数の和:7900

約数の個数: 32

約数和(自身を含む): 275616000

約数和(自身を除く): 102916089

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 1161, 2451, 7353, 7829, 22059, 23487, 70461, 148751, 211383, 336647, 446253, 1009941, 1338759, 3029823, 4016277, 6396293, 9089469, 19188879, 57566637, 172699911]

約数ペア:

[(1, 172699911), (3, 57566637), (9, 19188879), (19, 9089469), (27, 6396293), (43, 4016277), (57, 3029823), (129, 1338759), (171, 1009941), (387, 446253), (513, 336647), (817, 211383), (1161, 148751), (2451, 70461), (7353, 23487), (7829, 22059)]