291418062

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 645019200

約数和(自身を除く): 353601138

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 157, 159, 314, 318, 449, 471, 689, 898, 942, 1347, 1378, 2041, 2067, 2694, 4082, 4134, 5837, 6123, 8321, 11674, 12246, 16642, 17511, 23797, 24963, 35022, 47594, 49926, 70493, 71391, 108173, 140986, 142782, 211479, 216346, 309361, 324519, 422958, 618722, 649038, 916409, 928083, 1832818, 1856166, 2749227, 3736129, 5498454, 7472258, 11208387, 22416774, 48569677, 97139354, 145709031, 291418062]

約数ペア:

[(1, 291418062), (2, 145709031), (3, 97139354), (6, 48569677), (13, 22416774), (26, 11208387), (39, 7472258), (53, 5498454), (78, 3736129), (106, 2749227), (157, 1856166), (159, 1832818), (314, 928083), (318, 916409), (449, 649038), (471, 618722), (689, 422958), (898, 324519), (942, 309361), (1347, 216346), (1378, 211479), (2041, 142782), (2067, 140986), (2694, 108173), (4082, 71391), (4134, 70493), (5837, 49926), (6123, 47594), (8321, 35022), (11674, 24963), (12246, 23797), (16642, 17511)]