64972905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3643}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 110194560

約数和(自身を除く): 45221655

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 435, 615, 1189, 3567, 3643, 5945, 10929, 17835, 18215, 54645, 105647, 149363, 316941, 448089, 528235, 746815, 1584705, 2240445, 4331527, 12994581, 21657635, 64972905]

約数ペア:

[(1, 64972905), (3, 21657635), (5, 12994581), (15, 4331527), (29, 2240445), (41, 1584705), (87, 746815), (123, 528235), (145, 448089), (205, 316941), (435, 149363), (615, 105647), (1189, 54645), (3567, 18215), (3643, 17835), (5945, 10929)]