71278515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6857}}^1$

素因数の和:6889

約数の個数: 64

約数和(自身を含む): 158008320

約数和(自身を除く): 86729805

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 2079, 3465, 6857, 10395, 20571, 34285, 47999, 61713, 75427, 102855, 143997, 185139, 226281, 239995, 308565, 377135, 431991, 527989, 678843, 719985, 925695, 1131405, 1295973, 1583967, 2036529, 2159955, 2639945, 3394215, 4751901, 6479865, 7919835, 10182645, 14255703, 23759505, 71278515]

約数ペア:

[(1, 71278515), (3, 23759505), (5, 14255703), (7, 10182645), (9, 7919835), (11, 6479865), (15, 4751901), (21, 3394215), (27, 2639945), (33, 2159955), (35, 2036529), (45, 1583967), (55, 1295973), (63, 1131405), (77, 925695), (99, 719985), (105, 678843), (135, 527989), (165, 431991), (189, 377135), (231, 308565), (297, 239995), (315, 226281), (385, 185139), (495, 143997), (693, 102855), (945, 75427), (1155, 61713), (1485, 47999), (2079, 34285), (3465, 20571), (6857, 10395)]