201256839

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 156784761

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 73, 87, 189, 203, 219, 261, 503, 511, 609, 657, 783, 1509, 1533, 1827, 1971, 2117, 3521, 4527, 4599, 5481, 6351, 10563, 13581, 13797, 14587, 14819, 19053, 31689, 36719, 43761, 44457, 57159, 95067, 102109, 110157, 131283, 133371, 257033, 306327, 330471, 393849, 400113, 771099, 918981, 991413, 1064851, 2313297, 2756943, 3194553, 6939891, 7453957, 9583659, 22361871, 28750977, 67085613, 201256839]

約数ペア:

[(1, 201256839), (3, 67085613), (7, 28750977), (9, 22361871), (21, 9583659), (27, 7453957), (29, 6939891), (63, 3194553), (73, 2756943), (87, 2313297), (189, 1064851), (203, 991413), (219, 918981), (261, 771099), (503, 400113), (511, 393849), (609, 330471), (657, 306327), (783, 257033), (1509, 133371), (1533, 131283), (1827, 110157), (1971, 102109), (2117, 95067), (3521, 57159), (4527, 44457), (4599, 43761), (5481, 36719), (6351, 31689), (10563, 19053), (13581, 14819), (13797, 14587)]