89925017

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 115605504

約数和(自身を除く): 25680487

約数列:

[1, 7, 13, 31, 91, 127, 217, 251, 403, 889, 1651, 1757, 2821, 3263, 3937, 7781, 11557, 22841, 27559, 31877, 51181, 54467, 101153, 223139, 358267, 414401, 708071, 988187, 2900807, 6917309, 12846431, 89925017]

約数ペア:

[(1, 89925017), (7, 12846431), (13, 6917309), (31, 2900807), (91, 988187), (127, 708071), (217, 414401), (251, 358267), (403, 223139), (889, 101153), (1651, 54467), (1757, 51181), (2821, 31877), (3263, 27559), (3937, 22841), (7781, 11557)]