20161447695

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1\times {\mathrm{4271}}^1$

素因数の和:4837

約数の個数: 64

約数和(自身を含む): 36417945600

約数和(自身を除く): 16256497905

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 479, 657, 1095, 1437, 1971, 2395, 3285, 4271, 4311, 7185, 9855, 12813, 12933, 21355, 21555, 34967, 38439, 64065, 64665, 104901, 115317, 174835, 192195, 311783, 314703, 524505, 576585, 935349, 944109, 1558915, 1573515, 2045809, 2806047, 4676745, 4720545, 6137427, 8418141, 10229045, 14030235, 18412281, 30687135, 42090705, 55236843, 92061405, 149344057, 276184215, 448032171, 746720285, 1344096513, 2240160855, 4032289539, 6720482565, 20161447695]

約数ペア:

[(1, 20161447695), (3, 6720482565), (5, 4032289539), (9, 2240160855), (15, 1344096513), (27, 746720285), (45, 448032171), (73, 276184215), (135, 149344057), (219, 92061405), (365, 55236843), (479, 42090705), (657, 30687135), (1095, 18412281), (1437, 14030235), (1971, 10229045), (2395, 8418141), (3285, 6137427), (4271, 4720545), (4311, 4676745), (7185, 2806047), (9855, 2045809), (12813, 1573515), (12933, 1558915), (21355, 944109), (21555, 935349), (34967, 576585), (38439, 524505), (64065, 314703), (64665, 311783), (104901, 192195), (115317, 174835)]