128220393

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 199987200

約数和(自身を除く): 71766807

約数列:

[1, 3, 7, 21, 59, 177, 239, 413, 433, 717, 1239, 1299, 1673, 3031, 5019, 9093, 14101, 25547, 42303, 76641, 98707, 103487, 178829, 296121, 310461, 536487, 724409, 2173227, 6105733, 18317199, 42740131, 128220393]

約数ペア:

[(1, 128220393), (3, 42740131), (7, 18317199), (21, 6105733), (59, 2173227), (177, 724409), (239, 536487), (413, 310461), (433, 296121), (717, 178829), (1239, 103487), (1299, 98707), (1673, 76641), (3031, 42303), (5019, 25547), (9093, 14101)]