291219136

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{613}}^1$

素因数の和:1209

約数の個数: 56

約数和(自身を含む): 624447824

約数和(自身を除く): 333228688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 571, 613, 832, 1142, 1226, 2284, 2452, 4568, 4904, 7423, 7969, 9136, 9808, 14846, 15938, 18272, 19616, 29692, 31876, 36544, 39232, 59384, 63752, 118768, 127504, 237536, 255008, 350023, 475072, 510016, 700046, 1400092, 2800184, 4550299, 5600368, 9100598, 11200736, 18201196, 22401472, 36402392, 72804784, 145609568, 291219136]

約数ペア:

[(1, 291219136), (2, 145609568), (4, 72804784), (8, 36402392), (13, 22401472), (16, 18201196), (26, 11200736), (32, 9100598), (52, 5600368), (64, 4550299), (104, 2800184), (208, 1400092), (416, 700046), (571, 510016), (613, 475072), (832, 350023), (1142, 255008), (1226, 237536), (2284, 127504), (2452, 118768), (4568, 63752), (4904, 59384), (7423, 39232), (7969, 36544), (9136, 31876), (9808, 29692), (14846, 19616), (15938, 18272)]