71222085

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 141601824

約数和(自身を除く): 70379739

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 73, 81, 99, 135, 165, 219, 243, 297, 365, 405, 495, 657, 803, 891, 1095, 1215, 1485, 1971, 2409, 2673, 3285, 4015, 4455, 5329, 5913, 7227, 9855, 12045, 13365, 15987, 17739, 21681, 26645, 29565, 36135, 47961, 58619, 65043, 79935, 88695, 108405, 143883, 175857, 195129, 239805, 293095, 325215, 431649, 527571, 719415, 879285, 975645, 1294947, 1582713, 2158245, 2637855, 4748139, 6474735, 7913565, 14244417, 23740695, 71222085]

約数ペア:

[(1, 71222085), (3, 23740695), (5, 14244417), (9, 7913565), (11, 6474735), (15, 4748139), (27, 2637855), (33, 2158245), (45, 1582713), (55, 1294947), (73, 975645), (81, 879285), (99, 719415), (135, 527571), (165, 431649), (219, 325215), (243, 293095), (297, 239805), (365, 195129), (405, 175857), (495, 143883), (657, 108405), (803, 88695), (891, 79935), (1095, 65043), (1215, 58619), (1485, 47961), (1971, 36135), (2409, 29565), (2673, 26645), (3285, 21681), (4015, 17739), (4455, 15987), (5329, 13365), (5913, 12045), (7227, 9855)]