219361428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42611}}^1$

素因数の和:42645

約数の個数: 72

約数和(自身を含む): 651452256

約数和(自身を除く): 432090828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 42611, 85222, 127833, 170444, 255666, 383499, 468721, 511332, 553943, 766998, 937442, 1107886, 1406163, 1533996, 1661829, 1874884, 2215772, 2812326, 3323658, 4218489, 4985487, 5624652, 6093373, 6647316, 8436978, 9970974, 12186746, 16873956, 18280119, 19941948, 24373492, 36560238, 54840357, 73120476, 109680714, 219361428]

約数ペア:

[(1, 219361428), (2, 109680714), (3, 73120476), (4, 54840357), (6, 36560238), (9, 24373492), (11, 19941948), (12, 18280119), (13, 16873956), (18, 12186746), (22, 9970974), (26, 8436978), (33, 6647316), (36, 6093373), (39, 5624652), (44, 4985487), (52, 4218489), (66, 3323658), (78, 2812326), (99, 2215772), (117, 1874884), (132, 1661829), (143, 1533996), (156, 1406163), (198, 1107886), (234, 937442), (286, 766998), (396, 553943), (429, 511332), (468, 468721), (572, 383499), (858, 255666), (1287, 170444), (1716, 127833), (2574, 85222), (5148, 42611)]