142755921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 264135872

約数和(自身を除く): 121379951

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 121, 183, 231, 307, 363, 427, 549, 671, 693, 847, 921, 1089, 1281, 2013, 2149, 2541, 2763, 3377, 3843, 4697, 6039, 6447, 7381, 7623, 10131, 14091, 18727, 19341, 22143, 23639, 30393, 37147, 42273, 51667, 56181, 66429, 70917, 111441, 131089, 155001, 168543, 205997, 212751, 260029, 334323, 393267, 465003, 617991, 780087, 1179801, 1441979, 1853973, 2265967, 2340261, 4325937, 6797901, 12977811, 15861769, 20393703, 47585307, 142755921]

約数ペア:

[(1, 142755921), (3, 47585307), (7, 20393703), (9, 15861769), (11, 12977811), (21, 6797901), (33, 4325937), (61, 2340261), (63, 2265967), (77, 1853973), (99, 1441979), (121, 1179801), (183, 780087), (231, 617991), (307, 465003), (363, 393267), (427, 334323), (549, 260029), (671, 212751), (693, 205997), (847, 168543), (921, 155001), (1089, 131089), (1281, 111441), (2013, 70917), (2149, 66429), (2541, 56181), (2763, 51667), (3377, 42273), (3843, 37147), (4697, 30393), (6039, 23639), (6447, 22143), (7381, 19341), (7623, 18727), (10131, 14091)]