97871228

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 217988064

約数和(自身を除く): 120116836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 541, 637, 923, 994, 1082, 1274, 1846, 1988, 2164, 2548, 3479, 3692, 3787, 6461, 6958, 7033, 7574, 12922, 13916, 14066, 15148, 25844, 26509, 28132, 38411, 45227, 49231, 53018, 76822, 90454, 98462, 106036, 153644, 180908, 196924, 268877, 344617, 499343, 537754, 689234, 998686, 1075508, 1378468, 1882139, 1997372, 3495401, 3764278, 6990802, 7528556, 13981604, 24467807, 48935614, 97871228]

約数ペア:

[(1, 97871228), (2, 48935614), (4, 24467807), (7, 13981604), (13, 7528556), (14, 6990802), (26, 3764278), (28, 3495401), (49, 1997372), (52, 1882139), (71, 1378468), (91, 1075508), (98, 998686), (142, 689234), (182, 537754), (196, 499343), (284, 344617), (364, 268877), (497, 196924), (541, 180908), (637, 153644), (923, 106036), (994, 98462), (1082, 90454), (1274, 76822), (1846, 53018), (1988, 49231), (2164, 45227), (2548, 38411), (3479, 28132), (3692, 26509), (3787, 25844), (6461, 15148), (6958, 14066), (7033, 13916), (7574, 12922)]