201305559

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 349655040

約数和(自身を除く): 148349481

約数列:

[1, 3, 7, 13, 21, 29, 39, 47, 87, 91, 141, 203, 273, 329, 377, 541, 609, 611, 987, 1131, 1363, 1623, 1833, 2639, 3787, 4089, 4277, 7033, 7917, 9541, 11361, 12831, 15689, 17719, 21099, 25427, 28623, 47067, 49231, 53157, 76281, 109823, 124033, 147693, 177989, 203957, 329469, 330551, 372099, 533967, 611871, 737383, 991653, 1427699, 2212149, 2313857, 4283097, 5161681, 6941571, 9585979, 15485043, 28757937, 67101853, 201305559]

約数ペア:

[(1, 201305559), (3, 67101853), (7, 28757937), (13, 15485043), (21, 9585979), (29, 6941571), (39, 5161681), (47, 4283097), (87, 2313857), (91, 2212149), (141, 1427699), (203, 991653), (273, 737383), (329, 611871), (377, 533967), (541, 372099), (609, 330551), (611, 329469), (987, 203957), (1131, 177989), (1363, 147693), (1623, 124033), (1833, 109823), (2639, 76281), (3787, 53157), (4089, 49231), (4277, 47067), (7033, 28623), (7917, 25427), (9541, 21099), (11361, 17719), (12831, 15689)]