28261683

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 44640000

約数和(自身を除く): 16378317

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 619, 801, 1691, 1857, 2403, 5073, 5571, 11761, 15219, 16713, 35283, 45657, 55091, 105849, 165273, 317547, 495819, 1046729, 1487457, 3140187, 9420561, 28261683]

約数ペア:

[(1, 28261683), (3, 9420561), (9, 3140187), (19, 1487457), (27, 1046729), (57, 495819), (89, 317547), (171, 165273), (267, 105849), (513, 55091), (619, 45657), (801, 35283), (1691, 16713), (1857, 15219), (2403, 11761), (5073, 5571)]