313288430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{344273}}^1$

素因数の和:344300

約数の個数: 32

約数和(自身を含む): 694056384

約数和(自身を除く): 380767954

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 344273, 688546, 1721365, 2409911, 3442730, 4475549, 4819822, 8951098, 12049555, 22377745, 24099110, 31328843, 44755490, 62657686, 156644215, 313288430]

約数ペア:

[(1, 313288430), (2, 156644215), (5, 62657686), (7, 44755490), (10, 31328843), (13, 24099110), (14, 22377745), (26, 12049555), (35, 8951098), (65, 4819822), (70, 4475549), (91, 3442730), (130, 2409911), (182, 1721365), (455, 688546), (910, 344273)]