129303993

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 219252096

約数和(自身を除く): 89948103

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 91, 147, 213, 273, 497, 637, 923, 953, 1491, 1911, 2769, 2859, 3479, 6461, 6671, 10437, 12389, 19383, 20013, 37167, 45227, 46697, 67663, 86723, 135681, 140091, 202989, 260169, 473641, 607061, 879619, 1420923, 1821183, 2638857, 3315487, 6157333, 9946461, 18471999, 43101331, 129303993]

約数ペア:

[(1, 129303993), (3, 43101331), (7, 18471999), (13, 9946461), (21, 6157333), (39, 3315487), (49, 2638857), (71, 1821183), (91, 1420923), (147, 879619), (213, 607061), (273, 473641), (497, 260169), (637, 202989), (923, 140091), (953, 135681), (1491, 86723), (1911, 67663), (2769, 46697), (2859, 45227), (3479, 37167), (6461, 20013), (6671, 19383), (10437, 12389)]