281924631

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{467}}^1$

素因数の和:765

約数の個数: 40

約数和(自身を含む): 438300720

約数和(自身を除く): 156376089

約数列:

[1, 3, 9, 27, 29, 81, 87, 257, 261, 467, 771, 783, 1401, 2313, 2349, 4203, 6939, 7453, 12609, 13543, 20817, 22359, 37827, 40629, 67077, 120019, 121887, 201231, 360057, 365661, 603693, 1080171, 1096983, 3240513, 3480551, 9721539, 10441653, 31324959, 93974877, 281924631]

約数ペア:

[(1, 281924631), (3, 93974877), (9, 31324959), (27, 10441653), (29, 9721539), (81, 3480551), (87, 3240513), (257, 1096983), (261, 1080171), (467, 603693), (771, 365661), (783, 360057), (1401, 201231), (2313, 121887), (2349, 120019), (4203, 67077), (6939, 40629), (7453, 37827), (12609, 22359), (13543, 20817)]