331888428

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{17971}}^1$

素因数の和:18009

約数の個数: 72

約数和(自身を含む): 915853120

約数和(自身を除く): 583964692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 2052, 3078, 4617, 6156, 9234, 17971, 18468, 35942, 53913, 71884, 107826, 161739, 215652, 323478, 341449, 485217, 646956, 682898, 970434, 1024347, 1365796, 1455651, 1940868, 2048694, 2911302, 3073041, 4097388, 4366953, 5822604, 6146082, 8733906, 9219123, 12292164, 17467812, 18438246, 27657369, 36876492, 55314738, 82972107, 110629476, 165944214, 331888428]

約数ペア:

[(1, 331888428), (2, 165944214), (3, 110629476), (4, 82972107), (6, 55314738), (9, 36876492), (12, 27657369), (18, 18438246), (19, 17467812), (27, 12292164), (36, 9219123), (38, 8733906), (54, 6146082), (57, 5822604), (76, 4366953), (81, 4097388), (108, 3073041), (114, 2911302), (162, 2048694), (171, 1940868), (228, 1455651), (243, 1365796), (324, 1024347), (342, 970434), (486, 682898), (513, 646956), (684, 485217), (972, 341449), (1026, 323478), (1539, 215652), (2052, 161739), (3078, 107826), (4617, 71884), (6156, 53913), (9234, 35942), (17971, 18468)]