2990277

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 4936800

約数和(自身を除く): 1946523

約数列:

[1, 3, 9, 19, 27, 29, 57, 67, 81, 87, 171, 201, 261, 513, 551, 603, 783, 1273, 1539, 1653, 1809, 1943, 2349, 3819, 4959, 5427, 5829, 11457, 14877, 17487, 34371, 36917, 44631, 52461, 103113, 110751, 157383, 332253, 996759, 2990277]

約数ペア:

[(1, 2990277), (3, 996759), (9, 332253), (19, 157383), (27, 110751), (29, 103113), (57, 52461), (67, 44631), (81, 36917), (87, 34371), (171, 17487), (201, 14877), (261, 11457), (513, 5829), (551, 5427), (603, 4959), (783, 3819), (1273, 2349), (1539, 1943), (1653, 1809)]