2978115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 2537661

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 113, 251, 339, 565, 753, 791, 1255, 1695, 1757, 2373, 3765, 3955, 5271, 8785, 11865, 26355, 28363, 85089, 141815, 198541, 425445, 595623, 992705, 2978115]

約数ペア:

[(1, 2978115), (3, 992705), (5, 595623), (7, 425445), (15, 198541), (21, 141815), (35, 85089), (105, 28363), (113, 26355), (251, 11865), (339, 8785), (565, 5271), (753, 3955), (791, 3765), (1255, 2373), (1695, 1757)]