870855141

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 1398974976

約数和(自身を除く): 528119835

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 169, 191, 221, 299, 391, 507, 529, 573, 663, 897, 1173, 1587, 2483, 2873, 3247, 3887, 4393, 5083, 6877, 7449, 8619, 8993, 9741, 11661, 13179, 15249, 20631, 26979, 32279, 42211, 57109, 66079, 74681, 89401, 96837, 101039, 116909, 126633, 171327, 198237, 224043, 268203, 303117, 350727, 548743, 742417, 970853, 1313507, 1519817, 1646229, 1717663, 2227251, 2912559, 3940521, 4559451, 5152989, 12621089, 17075591, 22329619, 37863267, 51226773, 66988857, 290285047, 870855141]

約数ペア:

[(1, 870855141), (3, 290285047), (13, 66988857), (17, 51226773), (23, 37863267), (39, 22329619), (51, 17075591), (69, 12621089), (169, 5152989), (191, 4559451), (221, 3940521), (299, 2912559), (391, 2227251), (507, 1717663), (529, 1646229), (573, 1519817), (663, 1313507), (897, 970853), (1173, 742417), (1587, 548743), (2483, 350727), (2873, 303117), (3247, 268203), (3887, 224043), (4393, 198237), (5083, 171327), (6877, 126633), (7449, 116909), (8619, 101039), (8993, 96837), (9741, 89401), (11661, 74681), (13179, 66079), (15249, 57109), (20631, 42211), (26979, 32279)]