51516738

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4493}}^1$

素因数の和:4528

約数の個数: 72

約数和(自身を含む): 139862268

約数和(自身を除く): 88345530

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 4493, 5733, 8986, 11466, 13479, 26958, 31451, 40437, 58409, 62902, 80874, 94353, 116818, 175227, 188706, 220157, 283059, 350454, 408863, 440314, 525681, 566118, 660471, 817726, 1051362, 1226589, 1320942, 1981413, 2453178, 2862041, 3679767, 3962826, 5724082, 7359534, 8586123, 17172246, 25758369, 51516738]

約数ペア:

[(1, 51516738), (2, 25758369), (3, 17172246), (6, 8586123), (7, 7359534), (9, 5724082), (13, 3962826), (14, 3679767), (18, 2862041), (21, 2453178), (26, 1981413), (39, 1320942), (42, 1226589), (49, 1051362), (63, 817726), (78, 660471), (91, 566118), (98, 525681), (117, 440314), (126, 408863), (147, 350454), (182, 283059), (234, 220157), (273, 188706), (294, 175227), (441, 116818), (546, 94353), (637, 80874), (819, 62902), (882, 58409), (1274, 40437), (1638, 31451), (1911, 26958), (3822, 13479), (4493, 11466), (5733, 8986)]