28169115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7603}}^1$

素因数の和:7643

約数の個数: 32

約数和(自身を含む): 51098880

約数和(自身を除く): 22929765

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 7603, 22809, 38015, 98839, 114045, 144457, 296517, 433371, 494195, 722285, 1482585, 1877941, 2166855, 5633823, 9389705, 28169115]

約数ペア:

[(1, 28169115), (3, 9389705), (5, 5633823), (13, 2166855), (15, 1877941), (19, 1482585), (39, 722285), (57, 494195), (65, 433371), (95, 296517), (195, 144457), (247, 114045), (285, 98839), (741, 38015), (1235, 22809), (3705, 7603)]