99991948

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 217988064

約数和(自身を除く): 117996116

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 49, 82, 92, 98, 161, 164, 196, 287, 322, 541, 574, 644, 943, 1082, 1127, 1148, 1886, 2009, 2164, 2254, 3772, 3787, 4018, 4508, 6601, 7574, 8036, 12443, 13202, 15148, 22181, 24886, 26404, 26509, 44362, 46207, 49772, 53018, 87101, 88724, 92414, 106036, 155267, 174202, 184828, 310534, 348404, 510163, 609707, 621068, 1020326, 1086869, 1219414, 2040652, 2173738, 2438828, 3571141, 4347476, 7142282, 14284564, 24997987, 49995974, 99991948]

約数ペア:

[(1, 99991948), (2, 49995974), (4, 24997987), (7, 14284564), (14, 7142282), (23, 4347476), (28, 3571141), (41, 2438828), (46, 2173738), (49, 2040652), (82, 1219414), (92, 1086869), (98, 1020326), (161, 621068), (164, 609707), (196, 510163), (287, 348404), (322, 310534), (541, 184828), (574, 174202), (644, 155267), (943, 106036), (1082, 92414), (1127, 88724), (1148, 87101), (1886, 53018), (2009, 49772), (2164, 46207), (2254, 44362), (3772, 26509), (3787, 26404), (4018, 24886), (4508, 22181), (6601, 15148), (7574, 13202), (8036, 12443)]