287885718

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 708704640

約数和(自身を除く): 420818922

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 61, 97, 102, 106, 122, 153, 159, 183, 194, 291, 306, 318, 366, 459, 477, 549, 582, 873, 901, 918, 954, 1037, 1098, 1431, 1647, 1649, 1746, 1802, 2074, 2619, 2703, 2862, 3111, 3233, 3294, 3298, 4947, 5141, 5238, 5406, 5917, 6222, 6466, 8109, 9333, 9699, 9894, 10282, 11834, 14841, 15423, 16218, 17751, 18666, 19398, 24327, 27999, 29097, 29682, 30846, 35502, 44523, 46269, 48654, 53253, 54961, 55998, 58194, 87291, 87397, 89046, 92538, 100589, 106506, 109922, 138807, 159759, 164883, 174582, 174794, 201178, 262191, 277614, 301767, 313601, 319518, 329766, 494649, 524382, 603534, 627202, 786573, 905301, 940803, 989298, 1483947, 1573146, 1810602, 1881606, 2359719, 2715903, 2822409, 2967894, 4719438, 5331217, 5431806, 5644818, 8467227, 10662434, 15993651, 16934454, 31987302, 47980953, 95961906, 143942859, 287885718]

約数ペア:

[(1, 287885718), (2, 143942859), (3, 95961906), (6, 47980953), (9, 31987302), (17, 16934454), (18, 15993651), (27, 10662434), (34, 8467227), (51, 5644818), (53, 5431806), (54, 5331217), (61, 4719438), (97, 2967894), (102, 2822409), (106, 2715903), (122, 2359719), (153, 1881606), (159, 1810602), (183, 1573146), (194, 1483947), (291, 989298), (306, 940803), (318, 905301), (366, 786573), (459, 627202), (477, 603534), (549, 524382), (582, 494649), (873, 329766), (901, 319518), (918, 313601), (954, 301767), (1037, 277614), (1098, 262191), (1431, 201178), (1647, 174794), (1649, 174582), (1746, 164883), (1802, 159759), (2074, 138807), (2619, 109922), (2703, 106506), (2862, 100589), (3111, 92538), (3233, 89046), (3294, 87397), (3298, 87291), (4947, 58194), (5141, 55998), (5238, 54961), (5406, 53253), (5917, 48654), (6222, 46269), (6466, 44523), (8109, 35502), (9333, 30846), (9699, 29682), (9894, 29097), (10282, 27999), (11834, 24327), (14841, 19398), (15423, 18666), (16218, 17751)]