28867930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31723}}^1$

素因数の和:31750

約数の個数: 32

約数和(自身を含む): 63955584

約数和(自身を除く): 35087654

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31723, 63446, 158615, 222061, 317230, 412399, 444122, 824798, 1110305, 2061995, 2220610, 2886793, 4123990, 5773586, 14433965, 28867930]

約数ペア:

[(1, 28867930), (2, 14433965), (5, 5773586), (7, 4123990), (10, 2886793), (13, 2220610), (14, 2061995), (26, 1110305), (35, 824798), (65, 444122), (70, 412399), (91, 317230), (130, 222061), (182, 158615), (455, 63446), (910, 31723)]