221172012

素因数分解:

$2^2\times 3^3\times {\mathrm{449}}^1\times {\mathrm{4561}}^1$

素因数の和:5023

約数の個数: 48

約数和(自身を含む): 574812000

約数和(自身を除く): 353639988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 449, 898, 1347, 1796, 2694, 4041, 4561, 5388, 8082, 9122, 12123, 13683, 16164, 18244, 24246, 27366, 41049, 48492, 54732, 82098, 123147, 164196, 246294, 492588, 2047889, 4095778, 6143667, 8191556, 12287334, 18431001, 24574668, 36862002, 55293003, 73724004, 110586006, 221172012]

約数ペア:

[(1, 221172012), (2, 110586006), (3, 73724004), (4, 55293003), (6, 36862002), (9, 24574668), (12, 18431001), (18, 12287334), (27, 8191556), (36, 6143667), (54, 4095778), (108, 2047889), (449, 492588), (898, 246294), (1347, 164196), (1796, 123147), (2694, 82098), (4041, 54732), (4561, 48492), (5388, 41049), (8082, 27366), (9122, 24246), (12123, 18244), (13683, 16164)]