201427538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 330580656

約数和(自身を除く): 129153118

約数列:

[1, 2, 13, 26, 137, 193, 274, 293, 386, 586, 1781, 2509, 3562, 3809, 5018, 7618, 26441, 40141, 52882, 56549, 80282, 113098, 343733, 521833, 687466, 735137, 1043666, 1470274, 7747213, 15494426, 100713769, 201427538]

約数ペア:

[(1, 201427538), (2, 100713769), (13, 15494426), (26, 7747213), (137, 1470274), (193, 1043666), (274, 735137), (293, 687466), (386, 521833), (586, 343733), (1781, 113098), (2509, 80282), (3562, 56549), (3809, 52882), (5018, 40141), (7618, 26441)]