171565779

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 289578240

約数和(自身を除く): 118012461

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 251, 269, 363, 753, 807, 847, 1757, 1883, 2541, 2761, 2959, 5271, 5649, 8283, 8877, 19327, 20713, 30371, 32549, 57981, 62139, 67519, 91113, 97647, 202557, 212597, 227843, 472633, 637791, 683529, 742709, 1417899, 2228127, 5198963, 8169799, 15596889, 24509397, 57188593, 171565779]

約数ペア:

[(1, 171565779), (3, 57188593), (7, 24509397), (11, 15596889), (21, 8169799), (33, 5198963), (77, 2228127), (121, 1417899), (231, 742709), (251, 683529), (269, 637791), (363, 472633), (753, 227843), (807, 212597), (847, 202557), (1757, 97647), (1883, 91113), (2541, 67519), (2761, 62139), (2959, 57981), (5271, 32549), (5649, 30371), (8283, 20713), (8877, 19327)]