28489474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 49008960

約数和(自身を除く): 20519486

約数列:

[1, 2, 13, 19, 26, 38, 101, 202, 247, 494, 571, 1142, 1313, 1919, 2626, 3838, 7423, 10849, 14846, 21698, 24947, 49894, 57671, 115342, 141037, 282074, 749723, 1095749, 1499446, 2191498, 14244737, 28489474]

約数ペア:

[(1, 28489474), (2, 14244737), (13, 2191498), (19, 1499446), (26, 1095749), (38, 749723), (101, 282074), (202, 141037), (247, 115342), (494, 57671), (571, 49894), (1142, 24947), (1313, 21698), (1919, 14846), (2626, 10849), (3838, 7423)]