19521000567

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1291}}^1$

素因数の和:1538

約数の個数: 80

約数和(自身を含む): 31516531200

約数和(自身を除く): 11995530633

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 139, 153, 237, 417, 459, 711, 1251, 1291, 1343, 1377, 2133, 2363, 3753, 3873, 4029, 6399, 7089, 10981, 11259, 11619, 12087, 21267, 21947, 32943, 34857, 36261, 63801, 65841, 98829, 101989, 104571, 108783, 179449, 186677, 191403, 197523, 296487, 305967, 538347, 560031, 592569, 889461, 917901, 1615041, 1680093, 1733813, 1777707, 2753703, 3050633, 4845123, 5040279, 5201439, 8261109, 9151899, 14176471, 14535369, 15120837, 15604317, 27455697, 42529413, 46812951, 82367091, 127588239, 140438853, 241000007, 247101273, 382764717, 723000021, 1148294151, 2169000063, 6507000189, 19521000567]

約数ペア:

[(1, 19521000567), (3, 6507000189), (9, 2169000063), (17, 1148294151), (27, 723000021), (51, 382764717), (79, 247101273), (81, 241000007), (139, 140438853), (153, 127588239), (237, 82367091), (417, 46812951), (459, 42529413), (711, 27455697), (1251, 15604317), (1291, 15120837), (1343, 14535369), (1377, 14176471), (2133, 9151899), (2363, 8261109), (3753, 5201439), (3873, 5040279), (4029, 4845123), (6399, 3050633), (7089, 2753703), (10981, 1777707), (11259, 1733813), (11619, 1680093), (12087, 1615041), (21267, 917901), (21947, 889461), (32943, 592569), (34857, 560031), (36261, 538347), (63801, 305967), (65841, 296487), (98829, 197523), (101989, 191403), (104571, 186677), (108783, 179449)]