28171251766

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1\times {\mathrm{22157}}^1$

素因数の和:22824

約数の個数: 32

約数和(自身を含む): 48646204992

約数和(自身を除く): 20474953226

約数列:

[1, 2, 7, 14, 197, 394, 461, 922, 1379, 2758, 3227, 6454, 22157, 44314, 90817, 155099, 181634, 310198, 635719, 1271438, 4364929, 8729858, 10214377, 20428754, 30554503, 61109006, 71500639, 143001278, 2012232269, 4024464538, 14085625883, 28171251766]

約数ペア:

[(1, 28171251766), (2, 14085625883), (7, 4024464538), (14, 2012232269), (197, 143001278), (394, 71500639), (461, 61109006), (922, 30554503), (1379, 20428754), (2758, 10214377), (3227, 8729858), (6454, 4364929), (22157, 1271438), (44314, 635719), (90817, 310198), (155099, 181634)]