1421374864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1321}}^1$

素因数の和:2088

約数の個数: 80

約数和(自身を含む): 3396588160

約数和(自身を除く): 1975213296

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 739, 1321, 1456, 1478, 2642, 2956, 5173, 5284, 5912, 9247, 9607, 10346, 10568, 11824, 17173, 18494, 19214, 20692, 21136, 34346, 36988, 38428, 41384, 67249, 68692, 73976, 76856, 82768, 120211, 134498, 137384, 147952, 153712, 240422, 268996, 274768, 480844, 537992, 961688, 976219, 1075984, 1923376, 1952438, 3904876, 6833533, 7809752, 12690847, 13667066, 15619504, 25381694, 27334132, 50763388, 54668264, 88835929, 101526776, 109336528, 177671858, 203053552, 355343716, 710687432, 1421374864]

約数ペア:

[(1, 1421374864), (2, 710687432), (4, 355343716), (7, 203053552), (8, 177671858), (13, 109336528), (14, 101526776), (16, 88835929), (26, 54668264), (28, 50763388), (52, 27334132), (56, 25381694), (91, 15619504), (104, 13667066), (112, 12690847), (182, 7809752), (208, 6833533), (364, 3904876), (728, 1952438), (739, 1923376), (1321, 1075984), (1456, 976219), (1478, 961688), (2642, 537992), (2956, 480844), (5173, 274768), (5284, 268996), (5912, 240422), (9247, 153712), (9607, 147952), (10346, 137384), (10568, 134498), (11824, 120211), (17173, 82768), (18494, 76856), (19214, 73976), (20692, 68692), (21136, 67249), (34346, 41384), (36988, 38428)]