2149335

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 4062240

約数和(自身を除く): 1912905

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 61, 81, 87, 135, 145, 183, 243, 261, 305, 405, 435, 549, 783, 915, 1215, 1305, 1647, 1769, 2349, 2745, 3915, 4941, 5307, 7047, 8235, 8845, 11745, 14823, 15921, 24705, 26535, 35235, 47763, 74115, 79605, 143289, 238815, 429867, 716445, 2149335]

約数ペア:

[(1, 2149335), (3, 716445), (5, 429867), (9, 238815), (15, 143289), (27, 79605), (29, 74115), (45, 47763), (61, 35235), (81, 26535), (87, 24705), (135, 15921), (145, 14823), (183, 11745), (243, 8845), (261, 8235), (305, 7047), (405, 5307), (435, 4941), (549, 3915), (783, 2745), (915, 2349), (1215, 1769), (1305, 1647)]