28955290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 65608704

約数和(自身を除く): 36653414

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 677, 910, 1222, 1354, 1645, 3055, 3290, 3385, 4277, 4739, 6110, 6770, 8554, 8801, 9478, 17602, 21385, 23695, 31819, 42770, 44005, 47390, 61607, 63638, 88010, 123214, 159095, 222733, 308035, 318190, 413647, 445466, 616070, 827294, 1113665, 2068235, 2227330, 2895529, 4136470, 5791058, 14477645, 28955290]

約数ペア:

[(1, 28955290), (2, 14477645), (5, 5791058), (7, 4136470), (10, 2895529), (13, 2227330), (14, 2068235), (26, 1113665), (35, 827294), (47, 616070), (65, 445466), (70, 413647), (91, 318190), (94, 308035), (130, 222733), (182, 159095), (235, 123214), (329, 88010), (455, 63638), (470, 61607), (611, 47390), (658, 44005), (677, 42770), (910, 31819), (1222, 23695), (1354, 21385), (1645, 17602), (3055, 9478), (3290, 8801), (3385, 8554), (4277, 6770), (4739, 6110)]