61391115

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5227}}^1$

素因数の和:5273

約数の個数: 40

約数和(自身を含む): 113865840

約数和(自身を除く): 52474725

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 3915, 5227, 11745, 15681, 26135, 47043, 78405, 141129, 151583, 235215, 423387, 454749, 705645, 757915, 1364247, 2116935, 2273745, 4092741, 6821235, 12278223, 20463705, 61391115]

約数ペア:

[(1, 61391115), (3, 20463705), (5, 12278223), (9, 6821235), (15, 4092741), (27, 2273745), (29, 2116935), (45, 1364247), (81, 757915), (87, 705645), (135, 454749), (145, 423387), (261, 235215), (405, 151583), (435, 141129), (783, 78405), (1305, 47043), (2349, 26135), (3915, 15681), (5227, 11745)]