138890404

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{227}}^1\times {\mathrm{1013}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 245988288

約数和(自身を除く): 107097884

約数列:

[1, 2, 4, 151, 227, 302, 454, 604, 908, 1013, 2026, 4052, 34277, 68554, 137108, 152963, 229951, 305926, 459902, 611852, 919804, 34722601, 69445202, 138890404]

約数ペア:

[(1, 138890404), (2, 69445202), (4, 34722601), (151, 919804), (227, 611852), (302, 459902), (454, 305926), (604, 229951), (908, 152963), (1013, 137108), (2026, 68554), (4052, 34277)]